./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/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 1c284ff92946706c13208d48054fb31055fe2d01 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:09:55,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:09:55,441 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:09:55,448 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:09:55,449 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:09:55,449 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:09:55,450 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:09:55,451 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:09:55,452 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:09:55,453 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:09:55,453 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:09:55,454 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:09:55,454 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:09:55,455 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:09:55,456 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:09:55,456 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:09:55,457 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:09:55,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:09:55,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:09:55,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:09:55,461 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:09:55,462 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:09:55,464 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:09:55,464 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:09:55,464 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:09:55,465 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:09:55,465 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:09:55,466 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:09:55,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:09:55,467 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:09:55,468 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:09:55,468 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:09:55,468 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:09:55,468 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:09:55,469 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:09:55,469 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:09:55,470 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:09:55,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:09:55,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:09:55,480 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:09:55,481 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:09:55,481 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:09:55,481 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:09:55,481 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:09:55,482 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:09:55,483 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:09:55,483 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:09:55,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:09:55,483 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:09:55,483 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:09:55,483 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:09:55,483 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:09:55,484 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:09:55,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:09:55,485 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_89eecb51-80a2-46da-a382-46e5758a976a/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 -> 1c284ff92946706c13208d48054fb31055fe2d01 [2018-11-18 09:09:55,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:09:55,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:09:55,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:09:55,520 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:09:55,520 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:09:55,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c [2018-11-18 09:09:55,565 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/data/12e604037/50789b2dd83f42f5be921caf9790b93a/FLAG44f64a5bb [2018-11-18 09:09:56,017 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:09:56,018 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c [2018-11-18 09:09:56,027 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/data/12e604037/50789b2dd83f42f5be921caf9790b93a/FLAG44f64a5bb [2018-11-18 09:09:56,041 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/data/12e604037/50789b2dd83f42f5be921caf9790b93a [2018-11-18 09:09:56,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:09:56,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:09:56,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:09:56,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:09:56,049 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:09:56,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411459c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56, skipping insertion in model container [2018-11-18 09:09:56,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:09:56,092 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:09:56,346 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:09:56,349 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:09:56,414 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:09:56,426 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:09:56,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56 WrapperNode [2018-11-18 09:09:56,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:09:56,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:09:56,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:09:56,427 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:09:56,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:09:56,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:09:56,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:09:56,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:09:56,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... [2018-11-18 09:09:56,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:09:56,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:09:56,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:09:56,588 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:09:56,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:09:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:09:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:09:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:09:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:09:58,128 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:09:58,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:09:58 BoogieIcfgContainer [2018-11-18 09:09:58,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:09:58,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:09:58,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:09:58,136 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:09:58,137 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:09:58" (1/1) ... [2018-11-18 09:09:58,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:09:58,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:09:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 09:09:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 09:09:58,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 09:09:58,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:09:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:09:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:09:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:09:58,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-18 09:09:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-18 09:09:58,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 09:09:58,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:09:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:09:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:09:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:09:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 218 states and 326 transitions. [2018-11-18 09:09:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 326 transitions. [2018-11-18 09:09:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 09:09:59,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:09:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:09:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:09:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:09:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 224 states and 337 transitions. [2018-11-18 09:09:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 337 transitions. [2018-11-18 09:09:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 09:09:59,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:09:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:09:59,675 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 295 states and 413 transitions. [2018-11-18 09:10:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 413 transitions. [2018-11-18 09:10:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 09:10:00,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 303 states and 427 transitions. [2018-11-18 09:10:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 427 transitions. [2018-11-18 09:10:00,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 09:10:00,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 306 states and 432 transitions. [2018-11-18 09:10:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 432 transitions. [2018-11-18 09:10:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:10:00,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:00,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 315 states and 448 transitions. [2018-11-18 09:10:00,780 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 448 transitions. [2018-11-18 09:10:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:10:00,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:00,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:00,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 321 states and 456 transitions. [2018-11-18 09:10:00,946 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 456 transitions. [2018-11-18 09:10:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:10:00,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:01,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 326 states and 462 transitions. [2018-11-18 09:10:01,002 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 462 transitions. [2018-11-18 09:10:01,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 09:10:01,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 331 states and 467 transitions. [2018-11-18 09:10:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 467 transitions. [2018-11-18 09:10:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 09:10:01,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:01,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 346 states and 489 transitions. [2018-11-18 09:10:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 489 transitions. [2018-11-18 09:10:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 09:10:01,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 347 states and 491 transitions. [2018-11-18 09:10:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 491 transitions. [2018-11-18 09:10:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 09:10:01,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:02,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:02,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 351 states and 497 transitions. [2018-11-18 09:10:02,150 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 497 transitions. [2018-11-18 09:10:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 09:10:02,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:02,172 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 353 states and 498 transitions. [2018-11-18 09:10:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 498 transitions. [2018-11-18 09:10:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 09:10:02,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:02,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:02,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 356 states and 503 transitions. [2018-11-18 09:10:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 503 transitions. [2018-11-18 09:10:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 09:10:02,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:10:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 357 states and 504 transitions. [2018-11-18 09:10:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 504 transitions. [2018-11-18 09:10:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 09:10:02,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 368 states and 517 transitions. [2018-11-18 09:10:03,190 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 517 transitions. [2018-11-18 09:10:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:10:03,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 369 states and 517 transitions. [2018-11-18 09:10:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 517 transitions. [2018-11-18 09:10:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 09:10:03,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:03,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 380 states and 530 transitions. [2018-11-18 09:10:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 530 transitions. [2018-11-18 09:10:03,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 09:10:03,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 381 states and 534 transitions. [2018-11-18 09:10:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 534 transitions. [2018-11-18 09:10:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 09:10:03,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 385 states and 542 transitions. [2018-11-18 09:10:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 542 transitions. [2018-11-18 09:10:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 09:10:04,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:10:04,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 387 states and 543 transitions. [2018-11-18 09:10:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 543 transitions. [2018-11-18 09:10:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 09:10:04,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 389 states and 546 transitions. [2018-11-18 09:10:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 546 transitions. [2018-11-18 09:10:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 09:10:04,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 390 states and 547 transitions. [2018-11-18 09:10:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 547 transitions. [2018-11-18 09:10:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:10:04,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 418 states and 583 transitions. [2018-11-18 09:10:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 583 transitions. [2018-11-18 09:10:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:10:05,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:10:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:06,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 434 states and 607 transitions. [2018-11-18 09:10:06,105 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 607 transitions. [2018-11-18 09:10:06,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:10:06,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:06,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 435 states and 607 transitions. [2018-11-18 09:10:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 607 transitions. [2018-11-18 09:10:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:10:06,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:06,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 460 states and 640 transitions. [2018-11-18 09:10:07,527 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 640 transitions. [2018-11-18 09:10:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:10:07,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 463 states and 643 transitions. [2018-11-18 09:10:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 643 transitions. [2018-11-18 09:10:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:10:07,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 09:10:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 473 states and 656 transitions. [2018-11-18 09:10:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 656 transitions. [2018-11-18 09:10:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:10:08,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:08,183 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 501 states and 688 transitions. [2018-11-18 09:10:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 688 transitions. [2018-11-18 09:10:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:10:09,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:09,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 572 states and 770 transitions. [2018-11-18 09:10:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 770 transitions. [2018-11-18 09:10:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 09:10:09,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 574 states and 777 transitions. [2018-11-18 09:10:10,073 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 777 transitions. [2018-11-18 09:10:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:10:10,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:10,096 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:10,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:10,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 589 states and 793 transitions. [2018-11-18 09:10:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 793 transitions. [2018-11-18 09:10:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:10:10,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 593 states and 797 transitions. [2018-11-18 09:10:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 797 transitions. [2018-11-18 09:10:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:10,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 610 states and 819 transitions. [2018-11-18 09:10:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 819 transitions. [2018-11-18 09:10:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:11,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 621 states and 832 transitions. [2018-11-18 09:10:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 832 transitions. [2018-11-18 09:10:11,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:11,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 622 states and 833 transitions. [2018-11-18 09:10:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 833 transitions. [2018-11-18 09:10:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:12,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 626 states and 837 transitions. [2018-11-18 09:10:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 837 transitions. [2018-11-18 09:10:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:12,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:12,311 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 631 states and 842 transitions. [2018-11-18 09:10:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 842 transitions. [2018-11-18 09:10:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:10:12,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:12,465 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 651 states and 868 transitions. [2018-11-18 09:10:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 868 transitions. [2018-11-18 09:10:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 09:10:12,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:14,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 675 states and 901 transitions. [2018-11-18 09:10:14,835 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 901 transitions. [2018-11-18 09:10:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 09:10:14,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 691 states and 925 transitions. [2018-11-18 09:10:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 925 transitions. [2018-11-18 09:10:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 09:10:16,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 697 states and 932 transitions. [2018-11-18 09:10:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 932 transitions. [2018-11-18 09:10:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 09:10:16,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 701 states and 936 transitions. [2018-11-18 09:10:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 936 transitions. [2018-11-18 09:10:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 09:10:16,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 706 states and 941 transitions. [2018-11-18 09:10:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 941 transitions. [2018-11-18 09:10:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:10:16,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:17,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 713 states and 949 transitions. [2018-11-18 09:10:17,235 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 949 transitions. [2018-11-18 09:10:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:10:17,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 717 states and 952 transitions. [2018-11-18 09:10:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 952 transitions. [2018-11-18 09:10:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 09:10:17,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 740 states and 979 transitions. [2018-11-18 09:10:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 979 transitions. [2018-11-18 09:10:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 09:10:18,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:18,465 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 09:10:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 741 states and 980 transitions. [2018-11-18 09:10:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 980 transitions. [2018-11-18 09:10:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 09:10:18,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:18,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:18,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 751 states and 992 transitions. [2018-11-18 09:10:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 992 transitions. [2018-11-18 09:10:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 09:10:18,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:18,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 760 states and 1001 transitions. [2018-11-18 09:10:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1001 transitions. [2018-11-18 09:10:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 09:10:18,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 775 states and 1021 transitions. [2018-11-18 09:10:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1021 transitions. [2018-11-18 09:10:20,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 09:10:20,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 776 states and 1024 transitions. [2018-11-18 09:10:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1024 transitions. [2018-11-18 09:10:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 09:10:20,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:10:21,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 786 states and 1033 transitions. [2018-11-18 09:10:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1033 transitions. [2018-11-18 09:10:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 09:10:21,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 796 states and 1044 transitions. [2018-11-18 09:10:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1044 transitions. [2018-11-18 09:10:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 09:10:21,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 841 states and 1092 transitions. [2018-11-18 09:10:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1092 transitions. [2018-11-18 09:10:23,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 09:10:23,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:10:24,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 846 states and 1102 transitions. [2018-11-18 09:10:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1102 transitions. [2018-11-18 09:10:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 09:10:24,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 847 states and 1106 transitions. [2018-11-18 09:10:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1106 transitions. [2018-11-18 09:10:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:10:24,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:26,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 881 states and 1147 transitions. [2018-11-18 09:10:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1147 transitions. [2018-11-18 09:10:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:10:26,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 889 states and 1154 transitions. [2018-11-18 09:10:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1154 transitions. [2018-11-18 09:10:26,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:10:26,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:26,893 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:10:27,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 902 states and 1179 transitions. [2018-11-18 09:10:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1179 transitions. [2018-11-18 09:10:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:10:27,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:10:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 905 states and 1184 transitions. [2018-11-18 09:10:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1184 transitions. [2018-11-18 09:10:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:10:28,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:10:28,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:28,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 907 states and 1185 transitions. [2018-11-18 09:10:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1185 transitions. [2018-11-18 09:10:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 09:10:28,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:30,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:30,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 932 states and 1220 transitions. [2018-11-18 09:10:30,705 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1220 transitions. [2018-11-18 09:10:30,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 09:10:30,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:31,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 943 states and 1233 transitions. [2018-11-18 09:10:31,447 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1233 transitions. [2018-11-18 09:10:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 09:10:31,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:31,476 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:31,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 953 states and 1242 transitions. [2018-11-18 09:10:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1242 transitions. [2018-11-18 09:10:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 09:10:31,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:10:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:32,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 955 states and 1244 transitions. [2018-11-18 09:10:32,156 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1244 transitions. [2018-11-18 09:10:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:10:32,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:10:33,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:33,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 963 states and 1260 transitions. [2018-11-18 09:10:33,613 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1260 transitions. [2018-11-18 09:10:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:10:33,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:33,757 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:10:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 967 states and 1264 transitions. [2018-11-18 09:10:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1264 transitions. [2018-11-18 09:10:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:10:33,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:35,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:35,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1037 states and 1337 transitions. [2018-11-18 09:10:35,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1337 transitions. [2018-11-18 09:10:35,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 09:10:35,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:10:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1123 states and 1428 transitions. [2018-11-18 09:10:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1428 transitions. [2018-11-18 09:10:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:10:39,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 09:10:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1125 states and 1435 transitions. [2018-11-18 09:10:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1435 transitions. [2018-11-18 09:10:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:10:39,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:10:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1177 states and 1488 transitions. [2018-11-18 09:10:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1488 transitions. [2018-11-18 09:10:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 09:10:42,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:10:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1283 states and 1602 transitions. [2018-11-18 09:10:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1602 transitions. [2018-11-18 09:10:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 09:10:48,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:10:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:49,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1294 states and 1615 transitions. [2018-11-18 09:10:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1615 transitions. [2018-11-18 09:10:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:10:49,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:10:49,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:49,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1300 states and 1623 transitions. [2018-11-18 09:10:49,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1623 transitions. [2018-11-18 09:10:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:10:49,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:50,050 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 09:10:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1306 states and 1634 transitions. [2018-11-18 09:10:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1634 transitions. [2018-11-18 09:10:50,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 09:10:50,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:10:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:50,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1307 states and 1635 transitions. [2018-11-18 09:10:50,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1635 transitions. [2018-11-18 09:10:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 09:10:50,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 09:10:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:51,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1324 states and 1659 transitions. [2018-11-18 09:10:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1659 transitions. [2018-11-18 09:10:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 09:10:51,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 09:10:52,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1325 states and 1659 transitions. [2018-11-18 09:10:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1659 transitions. [2018-11-18 09:10:52,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 09:10:52,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-18 09:10:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:52,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1326 states and 1659 transitions. [2018-11-18 09:10:52,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1659 transitions. [2018-11-18 09:10:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 09:10:52,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:10:53,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:53,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1353 states and 1701 transitions. [2018-11-18 09:10:53,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1701 transitions. [2018-11-18 09:10:53,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:53,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1378 states and 1752 transitions. [2018-11-18 09:10:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1752 transitions. [2018-11-18 09:10:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:55,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:57,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1387 states and 1767 transitions. [2018-11-18 09:10:57,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1767 transitions. [2018-11-18 09:10:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:57,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:57,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:57,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1398 states and 1781 transitions. [2018-11-18 09:10:57,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1781 transitions. [2018-11-18 09:10:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:57,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:57,888 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1401 states and 1782 transitions. [2018-11-18 09:10:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1782 transitions. [2018-11-18 09:10:58,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:58,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:58,233 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1406 states and 1790 transitions. [2018-11-18 09:10:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1790 transitions. [2018-11-18 09:10:59,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:59,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1408 states and 1791 transitions. [2018-11-18 09:10:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1791 transitions. [2018-11-18 09:10:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:59,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:10:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:10:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1410 states and 1794 transitions. [2018-11-18 09:10:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1794 transitions. [2018-11-18 09:10:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:10:59,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:10:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:10:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 09:11:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1412 states and 1795 transitions. [2018-11-18 09:11:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1795 transitions. [2018-11-18 09:11:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:11:00,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 09:11:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1413 states and 1798 transitions. [2018-11-18 09:11:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1798 transitions. [2018-11-18 09:11:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 09:11:00,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 09:11:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1414 states and 1799 transitions. [2018-11-18 09:11:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1799 transitions. [2018-11-18 09:11:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:11:00,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 09:11:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1424 states and 1810 transitions. [2018-11-18 09:11:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1810 transitions. [2018-11-18 09:11:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:11:00,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:00,739 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1425 states and 1812 transitions. [2018-11-18 09:11:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1812 transitions. [2018-11-18 09:11:01,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:11:01,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:11:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1439 states and 1826 transitions. [2018-11-18 09:11:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1826 transitions. [2018-11-18 09:11:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:11:02,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:02,145 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:11:02,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:02,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1444 states and 1830 transitions. [2018-11-18 09:11:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1830 transitions. [2018-11-18 09:11:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:11:02,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 09:11:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:03,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1461 states and 1851 transitions. [2018-11-18 09:11:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1851 transitions. [2018-11-18 09:11:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 09:11:03,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:11:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1471 states and 1871 transitions. [2018-11-18 09:11:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1871 transitions. [2018-11-18 09:11:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 09:11:04,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:11:04,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:04,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1473 states and 1873 transitions. [2018-11-18 09:11:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1873 transitions. [2018-11-18 09:11:04,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 09:11:04,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:11:05,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1477 states and 1878 transitions. [2018-11-18 09:11:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1878 transitions. [2018-11-18 09:11:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:11:05,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:11:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1478 states and 1880 transitions. [2018-11-18 09:11:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1880 transitions. [2018-11-18 09:11:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:11:05,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:11:05,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1491 states and 1896 transitions. [2018-11-18 09:11:05,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1896 transitions. [2018-11-18 09:11:05,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:11:05,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 09:11:06,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:06,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1500 states and 1906 transitions. [2018-11-18 09:11:06,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1906 transitions. [2018-11-18 09:11:06,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 09:11:06,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-18 09:11:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1502 states and 1907 transitions. [2018-11-18 09:11:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1907 transitions. [2018-11-18 09:11:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 09:11:06,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1522 states and 1952 transitions. [2018-11-18 09:11:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1952 transitions. [2018-11-18 09:11:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 09:11:09,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1535 states and 1969 transitions. [2018-11-18 09:11:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1969 transitions. [2018-11-18 09:11:10,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 09:11:10,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:11,026 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1538 states and 1972 transitions. [2018-11-18 09:11:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1972 transitions. [2018-11-18 09:11:11,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 09:11:11,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 09:11:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:13,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1548 states and 1988 transitions. [2018-11-18 09:11:13,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1988 transitions. [2018-11-18 09:11:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:13,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 186 proven. 14 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 09:11:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1558 states and 2001 transitions. [2018-11-18 09:11:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2001 transitions. [2018-11-18 09:11:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:15,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 186 proven. 14 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 09:11:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1588 states and 2036 transitions. [2018-11-18 09:11:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2036 transitions. [2018-11-18 09:11:18,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:18,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1592 states and 2050 transitions. [2018-11-18 09:11:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2050 transitions. [2018-11-18 09:11:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:18,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:19,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1593 states and 2050 transitions. [2018-11-18 09:11:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 2050 transitions. [2018-11-18 09:11:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:19,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1594 states and 2052 transitions. [2018-11-18 09:11:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2052 transitions. [2018-11-18 09:11:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:19,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:20,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1599 states and 2057 transitions. [2018-11-18 09:11:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2057 transitions. [2018-11-18 09:11:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:20,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:20,673 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:21,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1601 states and 2060 transitions. [2018-11-18 09:11:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2060 transitions. [2018-11-18 09:11:21,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:21,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1604 states and 2062 transitions. [2018-11-18 09:11:21,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2062 transitions. [2018-11-18 09:11:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:21,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1605 states and 2062 transitions. [2018-11-18 09:11:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2062 transitions. [2018-11-18 09:11:22,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:22,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1606 states and 2062 transitions. [2018-11-18 09:11:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2062 transitions. [2018-11-18 09:11:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:11:22,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 09:11:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1607 states and 2064 transitions. [2018-11-18 09:11:23,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2064 transitions. [2018-11-18 09:11:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 09:11:23,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 09:11:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1614 states and 2070 transitions. [2018-11-18 09:11:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2070 transitions. [2018-11-18 09:11:23,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 09:11:23,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 09:11:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1615 states and 2073 transitions. [2018-11-18 09:11:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2073 transitions. [2018-11-18 09:11:24,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:11:24,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:11:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:24,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1623 states and 2084 transitions. [2018-11-18 09:11:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2084 transitions. [2018-11-18 09:11:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:11:24,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:11:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1625 states and 2085 transitions. [2018-11-18 09:11:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2085 transitions. [2018-11-18 09:11:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:11:24,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:11:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1632 states and 2091 transitions. [2018-11-18 09:11:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2091 transitions. [2018-11-18 09:11:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 09:11:24,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:24,980 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 193 proven. 4 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 09:11:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1637 states and 2095 transitions. [2018-11-18 09:11:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2095 transitions. [2018-11-18 09:11:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 09:11:25,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 193 proven. 4 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 09:11:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1641 states and 2099 transitions. [2018-11-18 09:11:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2099 transitions. [2018-11-18 09:11:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 09:11:25,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 265 proven. 20 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:28,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1672 states and 2136 transitions. [2018-11-18 09:11:28,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2136 transitions. [2018-11-18 09:11:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:28,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:29,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:29,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1676 states and 2149 transitions. [2018-11-18 09:11:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2149 transitions. [2018-11-18 09:11:29,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:29,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:30,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1684 states and 2157 transitions. [2018-11-18 09:11:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2157 transitions. [2018-11-18 09:11:30,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:30,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:30,548 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1689 states and 2163 transitions. [2018-11-18 09:11:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2163 transitions. [2018-11-18 09:11:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:31,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1694 states and 2171 transitions. [2018-11-18 09:11:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2171 transitions. [2018-11-18 09:11:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:32,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1695 states and 2173 transitions. [2018-11-18 09:11:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2173 transitions. [2018-11-18 09:11:32,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:32,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:32,907 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1696 states and 2173 transitions. [2018-11-18 09:11:33,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2173 transitions. [2018-11-18 09:11:33,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:33,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1699 states and 2175 transitions. [2018-11-18 09:11:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2175 transitions. [2018-11-18 09:11:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:33,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:33,786 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:11:34,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:34,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1700 states and 2178 transitions. [2018-11-18 09:11:34,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2178 transitions. [2018-11-18 09:11:34,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:34,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 09:11:36,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1716 states and 2203 transitions. [2018-11-18 09:11:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2203 transitions. [2018-11-18 09:11:36,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:36,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 09:11:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:37,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1720 states and 2207 transitions. [2018-11-18 09:11:37,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2207 transitions. [2018-11-18 09:11:37,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:37,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 09:11:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1722 states and 2208 transitions. [2018-11-18 09:11:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2208 transitions. [2018-11-18 09:11:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 09:11:38,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:38,354 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 09:11:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1726 states and 2212 transitions. [2018-11-18 09:11:38,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2212 transitions. [2018-11-18 09:11:38,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:11:38,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:11:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1730 states and 2216 transitions. [2018-11-18 09:11:39,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2216 transitions. [2018-11-18 09:11:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:11:39,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 09:11:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1742 states and 2229 transitions. [2018-11-18 09:11:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2229 transitions. [2018-11-18 09:11:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:11:39,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 09:11:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:40,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1753 states and 2239 transitions. [2018-11-18 09:11:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2239 transitions. [2018-11-18 09:11:40,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:11:40,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 09:11:41,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1754 states and 2241 transitions. [2018-11-18 09:11:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2241 transitions. [2018-11-18 09:11:41,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:11:41,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 09:11:41,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1755 states and 2241 transitions. [2018-11-18 09:11:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2241 transitions. [2018-11-18 09:11:41,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 09:11:41,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 21 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1760 states and 2248 transitions. [2018-11-18 09:11:43,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2248 transitions. [2018-11-18 09:11:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 09:11:43,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 21 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1771 states and 2260 transitions. [2018-11-18 09:11:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2260 transitions. [2018-11-18 09:11:44,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:44,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 265 proven. 34 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1772 states and 2262 transitions. [2018-11-18 09:11:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2262 transitions. [2018-11-18 09:11:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:46,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:46,416 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 265 proven. 34 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1776 states and 2266 transitions. [2018-11-18 09:11:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2266 transitions. [2018-11-18 09:11:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:46,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:52,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1841 states and 2352 transitions. [2018-11-18 09:11:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2352 transitions. [2018-11-18 09:11:52,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:52,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:52,762 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1867 states and 2381 transitions. [2018-11-18 09:11:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2381 transitions. [2018-11-18 09:11:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:55,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1897 states and 2413 transitions. [2018-11-18 09:11:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2413 transitions. [2018-11-18 09:11:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:58,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:11:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:59,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1915 states and 2433 transitions. [2018-11-18 09:11:59,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2433 transitions. [2018-11-18 09:11:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:11:59,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1921 states and 2439 transitions. [2018-11-18 09:12:00,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2439 transitions. [2018-11-18 09:12:00,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:00,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1923 states and 2439 transitions. [2018-11-18 09:12:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2439 transitions. [2018-11-18 09:12:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:01,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1927 states and 2442 transitions. [2018-11-18 09:12:02,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2442 transitions. [2018-11-18 09:12:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:02,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1942 states and 2470 transitions. [2018-11-18 09:12:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2470 transitions. [2018-11-18 09:12:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:06,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:07,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1948 states and 2476 transitions. [2018-11-18 09:12:07,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2476 transitions. [2018-11-18 09:12:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:07,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:07,678 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 223 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1949 states and 2477 transitions. [2018-11-18 09:12:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2477 transitions. [2018-11-18 09:12:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:12:07,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 09:12:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1951 states and 2480 transitions. [2018-11-18 09:12:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2480 transitions. [2018-11-18 09:12:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:09,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 1969 states and 2501 transitions. [2018-11-18 09:12:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2501 transitions. [2018-11-18 09:12:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:10,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:12,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1975 states and 2508 transitions. [2018-11-18 09:12:12,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2508 transitions. [2018-11-18 09:12:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:12,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:12,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:12,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1977 states and 2510 transitions. [2018-11-18 09:12:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2510 transitions. [2018-11-18 09:12:12,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:12,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1985 states and 2517 transitions. [2018-11-18 09:12:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2517 transitions. [2018-11-18 09:12:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:14,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:15,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1986 states and 2518 transitions. [2018-11-18 09:12:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2518 transitions. [2018-11-18 09:12:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:15,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1990 states and 2523 transitions. [2018-11-18 09:12:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2523 transitions. [2018-11-18 09:12:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:15,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:12:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1991 states and 2523 transitions. [2018-11-18 09:12:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2523 transitions. [2018-11-18 09:12:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:16,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1999 states and 2531 transitions. [2018-11-18 09:12:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2531 transitions. [2018-11-18 09:12:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:17,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2004 states and 2537 transitions. [2018-11-18 09:12:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2537 transitions. [2018-11-18 09:12:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:19,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:22,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:22,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2037 states and 2577 transitions. [2018-11-18 09:12:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2577 transitions. [2018-11-18 09:12:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:22,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2038 states and 2578 transitions. [2018-11-18 09:12:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2578 transitions. [2018-11-18 09:12:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:23,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2040 states and 2581 transitions. [2018-11-18 09:12:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2581 transitions. [2018-11-18 09:12:23,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:23,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2042 states and 2582 transitions. [2018-11-18 09:12:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2582 transitions. [2018-11-18 09:12:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:24,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:25,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2046 states and 2586 transitions. [2018-11-18 09:12:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2586 transitions. [2018-11-18 09:12:25,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:25,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:25,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:25,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2050 states and 2590 transitions. [2018-11-18 09:12:25,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2590 transitions. [2018-11-18 09:12:25,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:12:25,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:25,977 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 233 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 09:12:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2051 states and 2590 transitions. [2018-11-18 09:12:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2590 transitions. [2018-11-18 09:12:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 09:12:26,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:26,590 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 09:12:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2067 states and 2605 transitions. [2018-11-18 09:12:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2605 transitions. [2018-11-18 09:12:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 09:12:26,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 09:12:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2071 states and 2609 transitions. [2018-11-18 09:12:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2609 transitions. [2018-11-18 09:12:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-18 09:12:27,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 177 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 09:12:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2142 states and 2687 transitions. [2018-11-18 09:12:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2687 transitions. [2018-11-18 09:12:28,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-18 09:12:28,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 09:12:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:32,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2152 states and 2700 transitions. [2018-11-18 09:12:32,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2700 transitions. [2018-11-18 09:12:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 09:12:32,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 09:12:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2201 states and 2751 transitions. [2018-11-18 09:12:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2751 transitions. [2018-11-18 09:12:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 09:12:40,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 09:12:40,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2206 states and 2755 transitions. [2018-11-18 09:12:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2755 transitions. [2018-11-18 09:12:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-18 09:12:40,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 397 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2216 states and 2766 transitions. [2018-11-18 09:12:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2766 transitions. [2018-11-18 09:12:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-18 09:12:45,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 397 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2241 states and 2795 transitions. [2018-11-18 09:12:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2795 transitions. [2018-11-18 09:12:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-18 09:12:48,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 397 proven. 18 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:50,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2257 states and 2813 transitions. [2018-11-18 09:12:50,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2813 transitions. [2018-11-18 09:12:50,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 09:12:50,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-11-18 09:12:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:51,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2265 states and 2820 transitions. [2018-11-18 09:12:51,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2820 transitions. [2018-11-18 09:12:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 09:12:51,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 09:12:51,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2192 states and 2743 transitions. [2018-11-18 09:12:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 2743 transitions. [2018-11-18 09:12:51,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:12:51,739 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 188 iterations. [2018-11-18 09:12:51,745 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:12:52,051 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-18 09:12:52,216 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-18 09:12:52,478 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-11-18 09:12:52,642 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 34 [2018-11-18 09:12:52,801 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 34 [2018-11-18 09:12:53,043 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2018-11-18 09:12:53,285 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 34 [2018-11-18 09:12:53,496 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 34 [2018-11-18 09:12:53,625 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-18 09:12:54,017 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 34 [2018-11-18 09:12:54,187 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-18 09:12:54,834 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 24 [2018-11-18 09:12:55,260 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 34 [2018-11-18 09:12:55,584 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-18 09:12:55,884 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 24 [2018-11-18 09:12:56,446 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 34 [2018-11-18 09:12:56,675 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 51 [2018-11-18 09:12:57,018 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 34 [2018-11-18 09:12:57,165 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-18 09:12:57,266 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-18 09:12:57,504 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-11-18 09:12:57,504 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:12:57,506 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 09:12:57,511 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 09:12:57,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:12:57 ImpRootNode [2018-11-18 09:12:57,512 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:12:57,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:12:57,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:12:57,513 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:12:57,513 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:09:58" (3/4) ... [2018-11-18 09:12:57,516 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:12:57,531 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 09:12:57,531 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 09:12:57,532 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 09:12:57,534 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:12:57,607 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_89eecb51-80a2-46da-a382-46e5758a976a/bin-2019/ukojak/witness.graphml [2018-11-18 09:12:57,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:12:57,608 INFO L168 Benchmark]: Toolchain (without parser) took 181563.54 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -258.7 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,608 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:12:57,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.70 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 914.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 914.5 MB in the beginning and 1.1 GB in the end (delta: -232.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,609 INFO L168 Benchmark]: Boogie Preprocessor took 43.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,609 INFO L168 Benchmark]: RCFGBuilder took 1541.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.2 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,609 INFO L168 Benchmark]: CodeCheck took 179383.10 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 900.2 MB in the beginning and 1.2 GB in the end (delta: -310.7 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-18 09:12:57,610 INFO L168 Benchmark]: Witness Printer took 94.57 ms. Allocated memory is still 4.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:12:57,611 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, 199 locations, 1 error locations. SAFE Result, 173.5s OverallTime, 188 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8965160 SDtfs, -155390282 SDslu, -883569042 SDs, 0 SdLazy, 406661648 SolverSat, -1456589256 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 617.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232343 GetRequests, 226400 SyntacticMatches, 4113 SemanticMatches, 1830 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2290414 ImplicationChecksByTransitivity, 153.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 18.9s InterpolantComputationTime, 35624 NumberOfCodeBlocks, 35624 NumberOfCodeBlocksAsserted, 187 NumberOfCheckSat, 35437 ConstructedInterpolants, 0 QuantifiedInterpolants, 26213206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 187 InterpolantComputations, 151 PerfectInterpolantSequences, 38069/38660 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: 572]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((a17 == 1 || !(a20 == 1)) || a7 == 1) || !(a16 == 5)) || (((a8 == 15 && a12 == 8) && a17 <= 0) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 5) || !(a20 == 1)) || a17 == 1) || a7 == 1) || (((a8 == 15 && a12 == 8) && a17 <= 0) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.70 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 914.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 914.5 MB in the beginning and 1.1 GB in the end (delta: -232.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1541.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.2 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. * CodeCheck took 179383.10 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 900.2 MB in the beginning and 1.2 GB in the end (delta: -310.7 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 94.57 ms. Allocated memory is still 4.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...