./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_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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 [2018-12-02 08:05:29,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:05:29,320 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:05:29,326 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:05:29,326 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:05:29,326 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:05:29,327 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:05:29,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:05:29,329 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:05:29,329 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:05:29,329 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:05:29,330 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:05:29,330 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:05:29,331 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:05:29,331 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:05:29,331 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:05:29,332 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:05:29,333 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:05:29,334 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:05:29,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:05:29,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:05:29,335 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:05:29,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:05:29,337 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:05:29,337 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:05:29,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:05:29,337 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:05:29,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:05:29,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:05:29,339 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:05:29,339 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:05:29,339 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:05:29,339 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:05:29,340 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:05:29,340 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:05:29,340 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:05:29,341 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 08:05:29,347 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:05:29,348 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:05:29,348 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:05:29,348 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:05:29,348 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:05:29,349 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:05:29,349 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:05:29,350 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:05:29,350 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:05:29,350 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 08:05:29,350 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:05:29,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:05:29,351 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_e3456381-3ef6-4985-9548-c374c49001b3/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 [2018-12-02 08:05:29,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:05:29,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:05:29,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:05:29,380 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:05:29,381 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:05:29,381 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-02 08:05:29,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/592537aa8/eba7735e090f48caba08c4bc68cc5025/FLAG09b958ba8 [2018-12-02 08:05:29,795 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:05:29,796 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-02 08:05:29,799 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/592537aa8/eba7735e090f48caba08c4bc68cc5025/FLAG09b958ba8 [2018-12-02 08:05:29,807 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/592537aa8/eba7735e090f48caba08c4bc68cc5025 [2018-12-02 08:05:29,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:05:29,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:05:29,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:05:29,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:05:29,813 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:05:29,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd2551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29, skipping insertion in model container [2018-12-02 08:05:29,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:05:29,831 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:05:29,917 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:05:29,920 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:05:29,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:05:29,937 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:05:29,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29 WrapperNode [2018-12-02 08:05:29,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:05:29,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:05:29,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:05:29,938 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:05:29,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:05:29,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:05:29,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:05:29,960 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:05:29,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... [2018-12-02 08:05:29,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:05:29,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:05:29,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:05:29,977 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:05:29,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:05:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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 [2018-12-02 08:05:30,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:05:30,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:05:30,200 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:05:30,200 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 08:05:30,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:05:30 BoogieIcfgContainer [2018-12-02 08:05:30,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:05:30,201 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:05:30,201 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:05:30,207 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:05:30,207 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:05:30" (1/1) ... [2018-12-02 08:05:30,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:05:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-02 08:05:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-02 08:05:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 08:05:30,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:30,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2018-12-02 08:05:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2018-12-02 08:05:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:37,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:37,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,216 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,428 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,585 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,651 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,746 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,943 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:48,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:48,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,220 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,236 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,428 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,460 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,522 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,712 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,773 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,847 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:49,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:49,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,022 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,118 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,151 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,201 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:50,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:50,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,072 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,144 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,395 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,446 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,492 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,507 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,695 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,912 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,941 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:51,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:51,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:51,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,699 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,821 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,883 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:52,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:52,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,092 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,135 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,232 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,266 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,304 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,365 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,578 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,592 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,680 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,787 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,817 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,848 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,910 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:53,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:53,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:53,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,208 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,312 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,651 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,716 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,880 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,967 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:54,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:54,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:54,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,021 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,278 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,331 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,433 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,466 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,482 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,515 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,669 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,688 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,851 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,904 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,941 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:55,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:55,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:55,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,004 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,023 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,046 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,162 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,398 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,569 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,606 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,624 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,679 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,842 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:56,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:56,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:56,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,074 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,195 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,770 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:57,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:57,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:57,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,098 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,403 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,568 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,630 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:58,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:58,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:58,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:58,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,017 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,150 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,171 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,212 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,377 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,528 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,877 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:05:59,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:05:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:05:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:05:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:05:59,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:05:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:05:59,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:05:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,314 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,543 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,589 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,636 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,824 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,875 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:00,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:00,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:00,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,331 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,513 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,673 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,949 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:01,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:01,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:01,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,112 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,160 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:02,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:02,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,434 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,460 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,960 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:03,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:03,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,207 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:04,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:04,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:04,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,114 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,608 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:05,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:05,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:05,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:05,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,142 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:06,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:06,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:06,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:06,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,003 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,247 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,278 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,424 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,842 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:07,978 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:07,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:07,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,006 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,216 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,498 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,618 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,762 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,872 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:08,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:08,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,685 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,935 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:09,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:09,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,136 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,295 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,423 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,456 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,515 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:10,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-12-02 08:06:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-12-02 08:06:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 08:06:10,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 08:06:20,746 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) [2018-12-02 08:06:20,748 INFO L168 Benchmark]: Toolchain (without parser) took 50938.78 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 612.4 MB). Free memory was 956.0 MB in the beginning and 987.9 MB in the end (delta: -31.9 MB). Peak memory consumption was 580.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:20,749 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:20,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 127.31 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:20,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.69 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:20,749 INFO L168 Benchmark]: Boogie Preprocessor took 16.30 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:20,750 INFO L168 Benchmark]: RCFGBuilder took 224.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:20,750 INFO L168 Benchmark]: CodeCheck took 50546.87 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 458.8 MB). Free memory was 1.1 GB in the beginning and 987.9 MB in the end (delta: 145.6 MB). Peak memory consumption was 604.3 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:20,751 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 127.31 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.69 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.30 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 224.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * CodeCheck took 50546.87 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 458.8 MB). Free memory was 1.1 GB in the beginning and 987.9 MB in the end (delta: 145.6 MB). Peak memory consumption was 604.3 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 [2018-12-02 08:06:22,018 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:06:22,019 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:06:22,025 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:06:22,025 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:06:22,025 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:06:22,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:06:22,027 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:06:22,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:06:22,028 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:06:22,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:06:22,028 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:06:22,029 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:06:22,029 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:06:22,030 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:06:22,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:06:22,030 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:06:22,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:06:22,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:06:22,033 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:06:22,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:06:22,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:06:22,035 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:06:22,035 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:06:22,035 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:06:22,036 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:06:22,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:06:22,036 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:06:22,037 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:06:22,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:06:22,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:06:22,038 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:06:22,038 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:06:22,038 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:06:22,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:06:22,039 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:06:22,039 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 08:06:22,046 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:06:22,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:06:22,047 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:06:22,047 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:06:22,047 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:06:22,047 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:06:22,048 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 08:06:22,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:06:22,049 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:06:22,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:06:22,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:06:22,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:06:22,050 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 08:06:22,050 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 08:06:22,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:06:22,050 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 08:06:22,050 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 08:06:22,050 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_e3456381-3ef6-4985-9548-c374c49001b3/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 [2018-12-02 08:06:22,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:06:22,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:06:22,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:06:22,078 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:06:22,078 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:06:22,078 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-02 08:06:22,113 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/27cd7ba44/64b06b646a154f378fd374beb88dd91c/FLAGbef069096 [2018-12-02 08:06:22,575 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:06:22,576 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/sv-benchmarks/c/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-12-02 08:06:22,579 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/27cd7ba44/64b06b646a154f378fd374beb88dd91c/FLAGbef069096 [2018-12-02 08:06:22,587 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/data/27cd7ba44/64b06b646a154f378fd374beb88dd91c [2018-12-02 08:06:22,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:06:22,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:06:22,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:22,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:06:22,592 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:06:22,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,594 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 02.12 08:06:22, skipping insertion in model container [2018-12-02 08:06:22,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:06:22,612 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:06:22,696 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:22,699 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:06:22,707 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:22,716 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:06:22,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22 WrapperNode [2018-12-02 08:06:22,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:22,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:06:22,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:06:22,717 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:06:22,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:06:22,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:06:22,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:06:22,736 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:06:22,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... [2018-12-02 08:06:22,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:06:22,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:06:22,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:06:22,749 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:06:22,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/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 [2018-12-02 08:06:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:06:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:06:23,068 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:06:23,068 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 08:06:23,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:23 BoogieIcfgContainer [2018-12-02 08:06:23,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:06:23,069 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:06:23,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:06:23,075 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:06:23,075 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:23" (1/1) ... [2018-12-02 08:06:23,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:06:23,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-12-02 08:06:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-02 08:06:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 08:06:23,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:06:23,136 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:06:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:23,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:06:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-12-02 08:06:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-12-02 08:06:23,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:06:23,306 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-12-02 08:06:23,312 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 08:06:23,321 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 08:06:23,326 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 08:06:23,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:06:23 ImpRootNode [2018-12-02 08:06:23,327 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 08:06:23,327 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:06:23,327 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:06:23,327 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:06:23,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:23" (3/4) ... [2018-12-02 08:06:23,330 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:06:23,335 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 08:06:23,335 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 08:06:23,358 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3456381-3ef6-4985-9548-c374c49001b3/bin-2019/ukojak/witness.graphml [2018-12-02 08:06:23,358 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:06:23,358 INFO L168 Benchmark]: Toolchain (without parser) took 769.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:23,359 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-12-02 08:06:23,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 125.92 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.04 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. [2018-12-02 08:06:23,360 INFO L168 Benchmark]: Boogie Preprocessor took 12.38 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. [2018-12-02 08:06:23,360 INFO L168 Benchmark]: RCFGBuilder took 320.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,361 INFO L168 Benchmark]: CodeCheck took 257.85 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,361 INFO L168 Benchmark]: Witness Printer took 31.04 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. [2018-12-02 08:06:23,362 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 0.13 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 125.92 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.04 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 12.38 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 320.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * CodeCheck took 257.85 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Witness Printer took 31.04 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...