./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/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 64bit --witnessprinter.graph.data.programhash e9c43104396221a2ebaa668a7ebe64ed4521b034 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 15:22:12,487 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:22:12,488 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:22:12,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:22:12,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:22:12,495 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:22:12,496 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:22:12,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:22:12,497 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:22:12,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:22:12,498 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:22:12,498 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:22:12,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:22:12,499 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:22:12,500 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:22:12,500 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:22:12,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:22:12,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:22:12,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:22:12,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:22:12,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:22:12,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:22:12,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:22:12,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:22:12,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:22:12,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:22:12,506 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:22:12,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:22:12,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:22:12,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:22:12,508 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:22:12,508 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:22:12,508 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:22:12,508 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:22:12,509 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:22:12,509 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:22:12,509 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-01 15:22:12,517 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:22:12,517 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:22:12,517 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:22:12,517 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 15:22:12,518 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:22:12,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:22:12,518 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 15:22:12,519 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 15:22:12,519 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 15:22:12,519 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:22:12,519 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 15:22:12,520 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 15:22:12,520 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:22:12,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 15:22:12,520 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 15:22:12,520 INFO L133 SettingsManager]: * To the following directory=dump/ 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_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9c43104396221a2ebaa668a7ebe64ed4521b034 [2018-12-01 15:22:12,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:22:12,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:22:12,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:22:12,546 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:22:12,546 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:22:12,547 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2018-12-01 15:22:12,580 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/data/cdb5df3d9/b1dcf92aac13417d99ed37f97240391b/FLAG4f48c13d9 [2018-12-01 15:22:13,021 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:22:13,022 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2018-12-01 15:22:13,034 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/data/cdb5df3d9/b1dcf92aac13417d99ed37f97240391b/FLAG4f48c13d9 [2018-12-01 15:22:13,318 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/data/cdb5df3d9/b1dcf92aac13417d99ed37f97240391b [2018-12-01 15:22:13,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:22:13,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 15:22:13,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:22:13,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:22:13,333 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:22:13,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11df9d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13, skipping insertion in model container [2018-12-01 15:22:13,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:22:13,386 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:22:13,780 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:22:13,795 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:22:13,859 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:22:13,891 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:22:13,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13 WrapperNode [2018-12-01 15:22:13,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:22:13,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 15:22:13,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 15:22:13,892 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 15:22:13,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 15:22:13,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:22:13,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:22:13,937 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:22:13,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... [2018-12-01 15:22:13,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:22:13,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:22:13,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:22:13,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:22:13,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:22:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 15:22:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 15:22:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2018-12-01 15:22:14,004 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2018-12-01 15:22:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 15:22:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 15:22:14,004 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 15:22:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2018-12-01 15:22:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-12-01 15:22:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-01 15:22:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-01 15:22:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-01 15:22:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2018-12-01 15:22:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2018-12-01 15:22:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 15:22:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-12-01 15:22:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-12-01 15:22:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-12-01 15:22:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2018-12-01 15:22:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:22:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:22:15,046 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:22:15,046 INFO L280 CfgBuilder]: Removed 64 assue(true) statements. [2018-12-01 15:22:15,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:22:15 BoogieIcfgContainer [2018-12-01 15:22:15,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:22:15,047 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 15:22:15,047 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 15:22:15,056 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 15:22:15,056 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:22:15" (1/1) ... [2018-12-01 15:22:15,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:22:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 103 states and 155 transitions. [2018-12-01 15:22:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2018-12-01 15:22:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 15:22:15,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 108 states and 180 transitions. [2018-12-01 15:22:15,307 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2018-12-01 15:22:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 15:22:15,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 117 states and 221 transitions. [2018-12-01 15:22:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 221 transitions. [2018-12-01 15:22:15,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 15:22:15,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 127 states and 263 transitions. [2018-12-01 15:22:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 263 transitions. [2018-12-01 15:22:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 15:22:15,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 128 states and 264 transitions. [2018-12-01 15:22:15,674 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 264 transitions. [2018-12-01 15:22:15,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 15:22:15,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 139 states and 307 transitions. [2018-12-01 15:22:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 307 transitions. [2018-12-01 15:22:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 15:22:15,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 151 states and 351 transitions. [2018-12-01 15:22:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 351 transitions. [2018-12-01 15:22:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 15:22:16,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:16,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 153 states and 354 transitions. [2018-12-01 15:22:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 354 transitions. [2018-12-01 15:22:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 15:22:16,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 154 states and 355 transitions. [2018-12-01 15:22:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 355 transitions. [2018-12-01 15:22:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 15:22:16,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 157 states and 385 transitions. [2018-12-01 15:22:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 385 transitions. [2018-12-01 15:22:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 15:22:16,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 158 states and 385 transitions. [2018-12-01 15:22:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 385 transitions. [2018-12-01 15:22:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 15:22:16,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 159 states and 386 transitions. [2018-12-01 15:22:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 386 transitions. [2018-12-01 15:22:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 15:22:16,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:16,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 160 states and 387 transitions. [2018-12-01 15:22:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 387 transitions. [2018-12-01 15:22:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 15:22:16,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 161 states and 387 transitions. [2018-12-01 15:22:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 387 transitions. [2018-12-01 15:22:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:16,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 168 states and 420 transitions. [2018-12-01 15:22:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 420 transitions. [2018-12-01 15:22:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:17,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 170 states and 423 transitions. [2018-12-01 15:22:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 423 transitions. [2018-12-01 15:22:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:17,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 176 states and 462 transitions. [2018-12-01 15:22:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 462 transitions. [2018-12-01 15:22:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:17,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:17,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 181 states and 493 transitions. [2018-12-01 15:22:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 493 transitions. [2018-12-01 15:22:17,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:17,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 182 states and 493 transitions. [2018-12-01 15:22:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 493 transitions. [2018-12-01 15:22:18,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:22:18,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 183 states and 493 transitions. [2018-12-01 15:22:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 493 transitions. [2018-12-01 15:22:18,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 189 states and 521 transitions. [2018-12-01 15:22:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 521 transitions. [2018-12-01 15:22:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 190 states and 521 transitions. [2018-12-01 15:22:18,415 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 521 transitions. [2018-12-01 15:22:18,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 192 states and 525 transitions. [2018-12-01 15:22:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 525 transitions. [2018-12-01 15:22:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 193 states and 525 transitions. [2018-12-01 15:22:18,701 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 525 transitions. [2018-12-01 15:22:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:18,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 194 states and 526 transitions. [2018-12-01 15:22:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 526 transitions. [2018-12-01 15:22:18,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:22:18,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 195 states and 526 transitions. [2018-12-01 15:22:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 526 transitions. [2018-12-01 15:22:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:22:18,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:18,926 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 201 states and 554 transitions. [2018-12-01 15:22:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 554 transitions. [2018-12-01 15:22:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:22:19,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 202 states and 554 transitions. [2018-12-01 15:22:19,049 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 554 transitions. [2018-12-01 15:22:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:22:19,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 204 states and 558 transitions. [2018-12-01 15:22:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 558 transitions. [2018-12-01 15:22:19,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:22:19,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 205 states and 558 transitions. [2018-12-01 15:22:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 558 transitions. [2018-12-01 15:22:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:22:19,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 206 states and 559 transitions. [2018-12-01 15:22:19,411 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 559 transitions. [2018-12-01 15:22:19,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:19,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 212 states and 587 transitions. [2018-12-01 15:22:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 587 transitions. [2018-12-01 15:22:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:19,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:19,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 213 states and 587 transitions. [2018-12-01 15:22:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 587 transitions. [2018-12-01 15:22:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:19,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:19,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 216 states and 596 transitions. [2018-12-01 15:22:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 596 transitions. [2018-12-01 15:22:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:19,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:20,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 218 states and 600 transitions. [2018-12-01 15:22:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 600 transitions. [2018-12-01 15:22:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 219 states and 600 transitions. [2018-12-01 15:22:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 600 transitions. [2018-12-01 15:22:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:20,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 220 states and 602 transitions. [2018-12-01 15:22:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 602 transitions. [2018-12-01 15:22:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 221 states and 603 transitions. [2018-12-01 15:22:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 603 transitions. [2018-12-01 15:22:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 222 states and 605 transitions. [2018-12-01 15:22:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 605 transitions. [2018-12-01 15:22:20,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 226 states and 634 transitions. [2018-12-01 15:22:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 634 transitions. [2018-12-01 15:22:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 15:22:20,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 229 states and 655 transitions. [2018-12-01 15:22:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 655 transitions. [2018-12-01 15:22:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:21,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 235 states and 683 transitions. [2018-12-01 15:22:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 683 transitions. [2018-12-01 15:22:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:21,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 238 states and 705 transitions. [2018-12-01 15:22:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 705 transitions. [2018-12-01 15:22:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:21,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:21,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 241 states and 711 transitions. [2018-12-01 15:22:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 711 transitions. [2018-12-01 15:22:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:21,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:22,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 242 states and 714 transitions. [2018-12-01 15:22:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 714 transitions. [2018-12-01 15:22:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:22,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 243 states and 714 transitions. [2018-12-01 15:22:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 714 transitions. [2018-12-01 15:22:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:22,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,056 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 244 states and 715 transitions. [2018-12-01 15:22:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 715 transitions. [2018-12-01 15:22:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 15:22:22,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 245 states and 715 transitions. [2018-12-01 15:22:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 715 transitions. [2018-12-01 15:22:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 15:22:22,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 246 states and 716 transitions. [2018-12-01 15:22:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 716 transitions. [2018-12-01 15:22:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 15:22:22,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,120 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 247 states and 716 transitions. [2018-12-01 15:22:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 716 transitions. [2018-12-01 15:22:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 15:22:22,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 248 states and 716 transitions. [2018-12-01 15:22:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 716 transitions. [2018-12-01 15:22:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:22,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 250 states and 719 transitions. [2018-12-01 15:22:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 719 transitions. [2018-12-01 15:22:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:22,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:22,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 253 states and 724 transitions. [2018-12-01 15:22:22,504 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 724 transitions. [2018-12-01 15:22:22,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:22,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 258 states and 754 transitions. [2018-12-01 15:22:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 754 transitions. [2018-12-01 15:22:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:23,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 263 states and 793 transitions. [2018-12-01 15:22:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 793 transitions. [2018-12-01 15:22:24,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:24,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:24,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 264 states and 793 transitions. [2018-12-01 15:22:24,332 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 793 transitions. [2018-12-01 15:22:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:24,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 267 states and 819 transitions. [2018-12-01 15:22:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 819 transitions. [2018-12-01 15:22:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:24,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 270 states and 823 transitions. [2018-12-01 15:22:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 823 transitions. [2018-12-01 15:22:24,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:24,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:24,671 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 273 states and 827 transitions. [2018-12-01 15:22:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 827 transitions. [2018-12-01 15:22:24,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:24,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:25,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 277 states and 851 transitions. [2018-12-01 15:22:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 851 transitions. [2018-12-01 15:22:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:25,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:25,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 278 states and 852 transitions. [2018-12-01 15:22:25,086 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 852 transitions. [2018-12-01 15:22:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 15:22:25,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:25,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 279 states and 852 transitions. [2018-12-01 15:22:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 852 transitions. [2018-12-01 15:22:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:25,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 282 states and 858 transitions. [2018-12-01 15:22:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 858 transitions. [2018-12-01 15:22:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:25,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 288 states and 897 transitions. [2018-12-01 15:22:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 897 transitions. [2018-12-01 15:22:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:26,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 289 states and 898 transitions. [2018-12-01 15:22:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 898 transitions. [2018-12-01 15:22:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:26,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 291 states and 902 transitions. [2018-12-01 15:22:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 902 transitions. [2018-12-01 15:22:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:26,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 292 states and 902 transitions. [2018-12-01 15:22:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 902 transitions. [2018-12-01 15:22:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:27,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:27,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:27,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 294 states and 905 transitions. [2018-12-01 15:22:27,085 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 905 transitions. [2018-12-01 15:22:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 15:22:27,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:27,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 295 states and 905 transitions. [2018-12-01 15:22:27,144 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 905 transitions. [2018-12-01 15:22:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:27,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:27,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 297 states and 908 transitions. [2018-12-01 15:22:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 908 transitions. [2018-12-01 15:22:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:27,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:27,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:27,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 299 states and 912 transitions. [2018-12-01 15:22:27,551 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 912 transitions. [2018-12-01 15:22:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:27,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:29,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 305 states and 948 transitions. [2018-12-01 15:22:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 948 transitions. [2018-12-01 15:22:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:29,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 306 states and 948 transitions. [2018-12-01 15:22:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 948 transitions. [2018-12-01 15:22:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:29,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:29,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:30,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 308 states and 961 transitions. [2018-12-01 15:22:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 961 transitions. [2018-12-01 15:22:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:30,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 311 states and 968 transitions. [2018-12-01 15:22:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 968 transitions. [2018-12-01 15:22:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:30,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:30,783 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:30,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 312 states and 968 transitions. [2018-12-01 15:22:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 968 transitions. [2018-12-01 15:22:30,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:30,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 317 states and 994 transitions. [2018-12-01 15:22:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 994 transitions. [2018-12-01 15:22:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:33,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:33,413 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 318 states and 998 transitions. [2018-12-01 15:22:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 998 transitions. [2018-12-01 15:22:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:33,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 321 states and 1004 transitions. [2018-12-01 15:22:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1004 transitions. [2018-12-01 15:22:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 322 states and 1007 transitions. [2018-12-01 15:22:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1007 transitions. [2018-12-01 15:22:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:34,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 323 states and 1008 transitions. [2018-12-01 15:22:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1008 transitions. [2018-12-01 15:22:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 324 states and 1012 transitions. [2018-12-01 15:22:34,441 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1012 transitions. [2018-12-01 15:22:34,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:34,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 327 states and 1018 transitions. [2018-12-01 15:22:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1018 transitions. [2018-12-01 15:22:34,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 328 states and 1018 transitions. [2018-12-01 15:22:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1018 transitions. [2018-12-01 15:22:34,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:34,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:36,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 333 states and 1050 transitions. [2018-12-01 15:22:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1050 transitions. [2018-12-01 15:22:36,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 15:22:36,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:22:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 334 states and 1050 transitions. [2018-12-01 15:22:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1050 transitions. [2018-12-01 15:22:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:36,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:37,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 337 states and 1059 transitions. [2018-12-01 15:22:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1059 transitions. [2018-12-01 15:22:37,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:37,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 339 states and 1062 transitions. [2018-12-01 15:22:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1062 transitions. [2018-12-01 15:22:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:38,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 341 states and 1067 transitions. [2018-12-01 15:22:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1067 transitions. [2018-12-01 15:22:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:38,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 349 states and 1119 transitions. [2018-12-01 15:22:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1119 transitions. [2018-12-01 15:22:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:43,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:44,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 351 states and 1122 transitions. [2018-12-01 15:22:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1122 transitions. [2018-12-01 15:22:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:44,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:44,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:44,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 354 states and 1129 transitions. [2018-12-01 15:22:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1129 transitions. [2018-12-01 15:22:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:44,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 357 states and 1135 transitions. [2018-12-01 15:22:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1135 transitions. [2018-12-01 15:22:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:45,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 358 states and 1137 transitions. [2018-12-01 15:22:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1137 transitions. [2018-12-01 15:22:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:45,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 359 states and 1138 transitions. [2018-12-01 15:22:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1138 transitions. [2018-12-01 15:22:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:45,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 362 states and 1144 transitions. [2018-12-01 15:22:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1144 transitions. [2018-12-01 15:22:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 15:22:45,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:22:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 363 states and 1144 transitions. [2018-12-01 15:22:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1144 transitions. [2018-12-01 15:22:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:45,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,628 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 366 states and 1151 transitions. [2018-12-01 15:22:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1151 transitions. [2018-12-01 15:22:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:45,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:45,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:45,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 367 states and 1152 transitions. [2018-12-01 15:22:45,664 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1152 transitions. [2018-12-01 15:22:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:45,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:46,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:46,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 369 states and 1155 transitions. [2018-12-01 15:22:46,120 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1155 transitions. [2018-12-01 15:22:46,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:46,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 372 states and 1162 transitions. [2018-12-01 15:22:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 1162 transitions. [2018-12-01 15:22:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:46,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:46,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 374 states and 1165 transitions. [2018-12-01 15:22:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1165 transitions. [2018-12-01 15:22:46,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:46,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 377 states and 1181 transitions. [2018-12-01 15:22:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1181 transitions. [2018-12-01 15:22:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:46,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:46,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 378 states and 1182 transitions. [2018-12-01 15:22:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1182 transitions. [2018-12-01 15:22:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:46,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:46,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:47,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 379 states and 1182 transitions. [2018-12-01 15:22:47,000 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1182 transitions. [2018-12-01 15:22:47,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 15:22:47,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 382 states and 1188 transitions. [2018-12-01 15:22:47,111 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1188 transitions. [2018-12-01 15:22:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:47,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 383 states and 1189 transitions. [2018-12-01 15:22:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1189 transitions. [2018-12-01 15:22:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:47,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 386 states and 1197 transitions. [2018-12-01 15:22:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1197 transitions. [2018-12-01 15:22:47,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:47,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 387 states and 1198 transitions. [2018-12-01 15:22:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1198 transitions. [2018-12-01 15:22:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:48,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 389 states and 1203 transitions. [2018-12-01 15:22:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1203 transitions. [2018-12-01 15:22:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:48,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 391 states and 1206 transitions. [2018-12-01 15:22:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1206 transitions. [2018-12-01 15:22:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:49,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:49,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 394 states and 1209 transitions. [2018-12-01 15:22:49,154 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1209 transitions. [2018-12-01 15:22:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:49,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 397 states and 1216 transitions. [2018-12-01 15:22:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1216 transitions. [2018-12-01 15:22:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:49,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:49,675 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 400 states and 1222 transitions. [2018-12-01 15:22:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1222 transitions. [2018-12-01 15:22:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:50,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 402 states and 1226 transitions. [2018-12-01 15:22:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1226 transitions. [2018-12-01 15:22:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:50,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 404 states and 1241 transitions. [2018-12-01 15:22:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1241 transitions. [2018-12-01 15:22:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:50,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 411 states and 1252 transitions. [2018-12-01 15:22:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1252 transitions. [2018-12-01 15:22:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:22:50,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 416 states and 1259 transitions. [2018-12-01 15:22:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1259 transitions. [2018-12-01 15:22:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:50,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:50,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 417 states and 1261 transitions. [2018-12-01 15:22:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1261 transitions. [2018-12-01 15:22:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:50,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 420 states and 1267 transitions. [2018-12-01 15:22:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1267 transitions. [2018-12-01 15:22:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:51,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:22:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 421 states and 1268 transitions. [2018-12-01 15:22:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1268 transitions. [2018-12-01 15:22:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:51,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:22:51,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 422 states and 1268 transitions. [2018-12-01 15:22:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 1268 transitions. [2018-12-01 15:22:51,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:22:51,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:51,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 425 states and 1274 transitions. [2018-12-01 15:22:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1274 transitions. [2018-12-01 15:22:51,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:51,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,620 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:51,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 428 states and 1278 transitions. [2018-12-01 15:22:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1278 transitions. [2018-12-01 15:22:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:51,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 431 states and 1285 transitions. [2018-12-01 15:22:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 1285 transitions. [2018-12-01 15:22:51,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:51,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 432 states and 1288 transitions. [2018-12-01 15:22:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1288 transitions. [2018-12-01 15:22:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:51,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 433 states and 1289 transitions. [2018-12-01 15:22:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1289 transitions. [2018-12-01 15:22:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:51,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:52,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 436 states and 1292 transitions. [2018-12-01 15:22:52,008 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1292 transitions. [2018-12-01 15:22:52,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:52,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 439 states and 1295 transitions. [2018-12-01 15:22:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1295 transitions. [2018-12-01 15:22:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:52,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:22:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 441 states and 1299 transitions. [2018-12-01 15:22:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1299 transitions. [2018-12-01 15:22:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:52,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 444 states and 1306 transitions. [2018-12-01 15:22:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1306 transitions. [2018-12-01 15:22:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:52,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 445 states and 1307 transitions. [2018-12-01 15:22:52,759 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1307 transitions. [2018-12-01 15:22:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 15:22:52,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:22:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 446 states and 1307 transitions. [2018-12-01 15:22:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1307 transitions. [2018-12-01 15:22:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:52,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 449 states and 1311 transitions. [2018-12-01 15:22:53,017 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1311 transitions. [2018-12-01 15:22:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,031 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:53,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 450 states and 1314 transitions. [2018-12-01 15:22:53,297 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1314 transitions. [2018-12-01 15:22:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,309 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 451 states and 1315 transitions. [2018-12-01 15:22:53,589 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1315 transitions. [2018-12-01 15:22:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:53,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 454 states and 1319 transitions. [2018-12-01 15:22:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1319 transitions. [2018-12-01 15:22:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 455 states and 1320 transitions. [2018-12-01 15:22:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1320 transitions. [2018-12-01 15:22:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,660 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 456 states and 1321 transitions. [2018-12-01 15:22:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1321 transitions. [2018-12-01 15:22:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:53,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 459 states and 1324 transitions. [2018-12-01 15:22:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1324 transitions. [2018-12-01 15:22:53,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:53,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:54,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 461 states and 1330 transitions. [2018-12-01 15:22:54,398 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1330 transitions. [2018-12-01 15:22:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:54,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 463 states and 1333 transitions. [2018-12-01 15:22:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1333 transitions. [2018-12-01 15:22:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:54,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:54,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 466 states and 1336 transitions. [2018-12-01 15:22:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1336 transitions. [2018-12-01 15:22:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:54,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 469 states and 1343 transitions. [2018-12-01 15:22:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1343 transitions. [2018-12-01 15:22:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:55,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:55,424 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 471 states and 1346 transitions. [2018-12-01 15:22:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1346 transitions. [2018-12-01 15:22:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:55,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:55,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 474 states and 1351 transitions. [2018-12-01 15:22:55,709 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1351 transitions. [2018-12-01 15:22:55,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:55,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:55,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 475 states and 1353 transitions. [2018-12-01 15:22:55,745 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1353 transitions. [2018-12-01 15:22:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:55,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 478 states and 1363 transitions. [2018-12-01 15:22:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1363 transitions. [2018-12-01 15:22:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:56,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:56,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 480 states and 1384 transitions. [2018-12-01 15:22:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1384 transitions. [2018-12-01 15:22:56,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:56,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,367 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:22:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 481 states and 1384 transitions. [2018-12-01 15:22:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1384 transitions. [2018-12-01 15:22:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:22:56,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:22:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 482 states and 1384 transitions. [2018-12-01 15:22:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1384 transitions. [2018-12-01 15:22:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:56,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:22:56,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 485 states and 1388 transitions. [2018-12-01 15:22:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1388 transitions. [2018-12-01 15:22:56,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:56,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 486 states and 1390 transitions. [2018-12-01 15:22:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1390 transitions. [2018-12-01 15:22:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:56,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:56,967 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:57,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 487 states and 1393 transitions. [2018-12-01 15:22:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1393 transitions. [2018-12-01 15:22:57,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:57,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,266 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 490 states and 1397 transitions. [2018-12-01 15:22:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1397 transitions. [2018-12-01 15:22:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:57,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,289 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:22:57,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 491 states and 1398 transitions. [2018-12-01 15:22:57,301 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1398 transitions. [2018-12-01 15:22:57,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:22:57,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 494 states and 1401 transitions. [2018-12-01 15:22:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1401 transitions. [2018-12-01 15:22:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:22:57,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:22:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 497 states and 1404 transitions. [2018-12-01 15:22:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1404 transitions. [2018-12-01 15:22:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:57,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:22:57,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:57,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 500 states and 1410 transitions. [2018-12-01 15:22:57,665 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1410 transitions. [2018-12-01 15:22:57,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:57,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:22:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 505 states and 1434 transitions. [2018-12-01 15:22:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1434 transitions. [2018-12-01 15:22:59,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:59,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:59,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 508 states and 1438 transitions. [2018-12-01 15:22:59,350 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1438 transitions. [2018-12-01 15:22:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:59,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:22:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:22:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 509 states and 1438 transitions. [2018-12-01 15:22:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1438 transitions. [2018-12-01 15:22:59,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:22:59,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:22:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:22:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 514 states and 1469 transitions. [2018-12-01 15:23:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1469 transitions. [2018-12-01 15:23:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:23:00,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:01,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:01,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 516 states and 1490 transitions. [2018-12-01 15:23:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1490 transitions. [2018-12-01 15:23:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:23:01,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:23:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 517 states and 1490 transitions. [2018-12-01 15:23:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1490 transitions. [2018-12-01 15:23:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:23:01,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 519 states and 1493 transitions. [2018-12-01 15:23:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1493 transitions. [2018-12-01 15:23:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:23:02,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:23:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 520 states and 1493 transitions. [2018-12-01 15:23:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1493 transitions. [2018-12-01 15:23:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:23:02,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 521 states and 1493 transitions. [2018-12-01 15:23:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1493 transitions. [2018-12-01 15:23:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:02,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:23:02,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 524 states and 1497 transitions. [2018-12-01 15:23:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1497 transitions. [2018-12-01 15:23:02,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:02,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:03,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 525 states and 1498 transitions. [2018-12-01 15:23:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1498 transitions. [2018-12-01 15:23:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 528 states and 1502 transitions. [2018-12-01 15:23:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1502 transitions. [2018-12-01 15:23:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:03,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 529 states and 1503 transitions. [2018-12-01 15:23:03,215 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1503 transitions. [2018-12-01 15:23:03,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:03,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,228 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:23:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 532 states and 1507 transitions. [2018-12-01 15:23:03,528 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1507 transitions. [2018-12-01 15:23:03,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 534 states and 1510 transitions. [2018-12-01 15:23:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1510 transitions. [2018-12-01 15:23:03,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:23:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 535 states and 1511 transitions. [2018-12-01 15:23:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1511 transitions. [2018-12-01 15:23:03,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 536 states and 1511 transitions. [2018-12-01 15:23:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1511 transitions. [2018-12-01 15:23:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:03,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 539 states and 1522 transitions. [2018-12-01 15:23:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1522 transitions. [2018-12-01 15:23:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:04,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:04,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 541 states and 1536 transitions. [2018-12-01 15:23:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1536 transitions. [2018-12-01 15:23:04,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:04,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:04,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 543 states and 1551 transitions. [2018-12-01 15:23:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1551 transitions. [2018-12-01 15:23:04,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:04,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:05,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 545 states and 1569 transitions. [2018-12-01 15:23:05,206 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1569 transitions. [2018-12-01 15:23:05,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:05,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:05,222 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 547 states and 1583 transitions. [2018-12-01 15:23:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1583 transitions. [2018-12-01 15:23:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:05,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:06,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 549 states and 1586 transitions. [2018-12-01 15:23:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1586 transitions. [2018-12-01 15:23:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:06,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:23:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 550 states and 1586 transitions. [2018-12-01 15:23:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1586 transitions. [2018-12-01 15:23:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:06,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 552 states and 1599 transitions. [2018-12-01 15:23:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1599 transitions. [2018-12-01 15:23:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 15:23:06,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 553 states and 1599 transitions. [2018-12-01 15:23:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1599 transitions. [2018-12-01 15:23:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:07,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:23:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 556 states and 1603 transitions. [2018-12-01 15:23:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1603 transitions. [2018-12-01 15:23:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:07,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 557 states and 1605 transitions. [2018-12-01 15:23:07,553 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1605 transitions. [2018-12-01 15:23:07,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:07,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 568 states and 1679 transitions. [2018-12-01 15:23:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1679 transitions. [2018-12-01 15:23:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:09,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:11,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:11,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 570 states and 1690 transitions. [2018-12-01 15:23:11,695 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1690 transitions. [2018-12-01 15:23:11,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:11,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 573 states and 1696 transitions. [2018-12-01 15:23:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1696 transitions. [2018-12-01 15:23:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:13,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 575 states and 1699 transitions. [2018-12-01 15:23:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1699 transitions. [2018-12-01 15:23:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:14,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:14,675 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 581 states and 1735 transitions. [2018-12-01 15:23:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1735 transitions. [2018-12-01 15:23:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:16,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:23:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 582 states and 1735 transitions. [2018-12-01 15:23:16,454 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1735 transitions. [2018-12-01 15:23:16,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:16,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:18,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 585 states and 1741 transitions. [2018-12-01 15:23:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1741 transitions. [2018-12-01 15:23:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:18,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 589 states and 1749 transitions. [2018-12-01 15:23:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1749 transitions. [2018-12-01 15:23:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:19,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 592 states and 1753 transitions. [2018-12-01 15:23:19,388 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1753 transitions. [2018-12-01 15:23:19,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:19,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 594 states and 1761 transitions. [2018-12-01 15:23:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1761 transitions. [2018-12-01 15:23:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:19,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:19,603 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 599 states and 1787 transitions. [2018-12-01 15:23:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1787 transitions. [2018-12-01 15:23:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:20,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 604 states and 1814 transitions. [2018-12-01 15:23:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1814 transitions. [2018-12-01 15:23:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:21,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:23:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 607 states and 1822 transitions. [2018-12-01 15:23:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1822 transitions. [2018-12-01 15:23:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:22,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:22,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 609 states and 1825 transitions. [2018-12-01 15:23:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1825 transitions. [2018-12-01 15:23:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:22,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:23,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 611 states and 1829 transitions. [2018-12-01 15:23:23,275 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1829 transitions. [2018-12-01 15:23:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 15:23:23,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 637 states and 1984 transitions. [2018-12-01 15:23:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1984 transitions. [2018-12-01 15:23:30,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 15:23:30,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:30,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 644 states and 2022 transitions. [2018-12-01 15:23:30,939 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 2022 transitions. [2018-12-01 15:23:30,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 15:23:30,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 647 states and 2027 transitions. [2018-12-01 15:23:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 2027 transitions. [2018-12-01 15:23:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 15:23:32,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 648 states and 2031 transitions. [2018-12-01 15:23:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2031 transitions. [2018-12-01 15:23:32,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:32,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 651 states and 2038 transitions. [2018-12-01 15:23:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 2038 transitions. [2018-12-01 15:23:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:32,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:33,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 654 states and 2046 transitions. [2018-12-01 15:23:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2046 transitions. [2018-12-01 15:23:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:33,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:33,220 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:33,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 657 states and 2050 transitions. [2018-12-01 15:23:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 2050 transitions. [2018-12-01 15:23:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:33,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 664 states and 2096 transitions. [2018-12-01 15:23:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 2096 transitions. [2018-12-01 15:23:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:33,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:33,824 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 667 states and 2102 transitions. [2018-12-01 15:23:34,728 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 2102 transitions. [2018-12-01 15:23:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:34,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 668 states and 2103 transitions. [2018-12-01 15:23:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 2103 transitions. [2018-12-01 15:23:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:35,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:23:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 669 states and 2107 transitions. [2018-12-01 15:23:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2107 transitions. [2018-12-01 15:23:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:35,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:35,500 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:23:35,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 670 states and 2108 transitions. [2018-12-01 15:23:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 2108 transitions. [2018-12-01 15:23:35,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:35,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:36,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 672 states and 2119 transitions. [2018-12-01 15:23:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2119 transitions. [2018-12-01 15:23:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:36,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 674 states and 2124 transitions. [2018-12-01 15:23:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2124 transitions. [2018-12-01 15:23:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:36,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:23:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 676 states and 2127 transitions. [2018-12-01 15:23:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2127 transitions. [2018-12-01 15:23:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:36,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:37,011 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:37,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 678 states and 2130 transitions. [2018-12-01 15:23:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2130 transitions. [2018-12-01 15:23:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 15:23:37,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 680 states and 2132 transitions. [2018-12-01 15:23:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2132 transitions. [2018-12-01 15:23:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-01 15:23:37,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 677 states and 2128 transitions. [2018-12-01 15:23:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 2128 transitions. [2018-12-01 15:23:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:37,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:23:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 678 states and 2128 transitions. [2018-12-01 15:23:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2128 transitions. [2018-12-01 15:23:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:38,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:23:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 681 states and 2136 transitions. [2018-12-01 15:23:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 2136 transitions. [2018-12-01 15:23:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:39,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:23:39,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 682 states and 2139 transitions. [2018-12-01 15:23:39,610 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2139 transitions. [2018-12-01 15:23:39,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:39,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:39,781 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:23:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 683 states and 2141 transitions. [2018-12-01 15:23:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 2141 transitions. [2018-12-01 15:23:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:39,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:39,977 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:23:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 688 states and 2176 transitions. [2018-12-01 15:23:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 2176 transitions. [2018-12-01 15:23:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 15:23:43,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:23:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:43,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 692 states and 2209 transitions. [2018-12-01 15:23:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2209 transitions. [2018-12-01 15:23:43,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:43,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:23:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 695 states and 2213 transitions. [2018-12-01 15:23:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 2213 transitions. [2018-12-01 15:23:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:43,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:23:45,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 700 states and 2221 transitions. [2018-12-01 15:23:45,268 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 2221 transitions. [2018-12-01 15:23:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:45,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:23:47,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 704 states and 2243 transitions. [2018-12-01 15:23:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 2243 transitions. [2018-12-01 15:23:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:47,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:47,928 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:23:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 705 states and 2246 transitions. [2018-12-01 15:23:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 2246 transitions. [2018-12-01 15:23:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:48,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:23:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 706 states and 2249 transitions. [2018-12-01 15:23:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 2249 transitions. [2018-12-01 15:23:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:48,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:23:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 707 states and 2251 transitions. [2018-12-01 15:23:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 2251 transitions. [2018-12-01 15:23:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:48,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:48,768 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 710 states and 2256 transitions. [2018-12-01 15:23:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2256 transitions. [2018-12-01 15:23:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:23:49,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:23:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 713 states and 2263 transitions. [2018-12-01 15:23:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 2263 transitions. [2018-12-01 15:23:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:53,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:23:55,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 716 states and 2266 transitions. [2018-12-01 15:23:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2266 transitions. [2018-12-01 15:23:55,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:55,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:23:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 719 states and 2273 transitions. [2018-12-01 15:23:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 2273 transitions. [2018-12-01 15:23:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:58,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:23:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:23:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 722 states and 2278 transitions. [2018-12-01 15:23:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 2278 transitions. [2018-12-01 15:23:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:23:59,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:23:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:23:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:00,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:00,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 725 states and 2281 transitions. [2018-12-01 15:24:00,328 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 2281 transitions. [2018-12-01 15:24:00,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:00,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:00,345 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 726 states and 2282 transitions. [2018-12-01 15:24:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 2282 transitions. [2018-12-01 15:24:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:00,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:00,558 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 729 states and 2289 transitions. [2018-12-01 15:24:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 2289 transitions. [2018-12-01 15:24:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:01,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 730 states and 2294 transitions. [2018-12-01 15:24:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 2294 transitions. [2018-12-01 15:24:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:02,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 731 states and 2295 transitions. [2018-12-01 15:24:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 2295 transitions. [2018-12-01 15:24:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:02,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:02,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 732 states and 2297 transitions. [2018-12-01 15:24:02,331 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2297 transitions. [2018-12-01 15:24:02,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:02,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:02,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 733 states and 2299 transitions. [2018-12-01 15:24:02,769 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 2299 transitions. [2018-12-01 15:24:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:02,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:02,786 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 736 states and 2327 transitions. [2018-12-01 15:24:03,190 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2327 transitions. [2018-12-01 15:24:03,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:03,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 739 states and 2351 transitions. [2018-12-01 15:24:04,245 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2351 transitions. [2018-12-01 15:24:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:04,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:04,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 742 states and 2355 transitions. [2018-12-01 15:24:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2355 transitions. [2018-12-01 15:24:04,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:04,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 744 states and 2358 transitions. [2018-12-01 15:24:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2358 transitions. [2018-12-01 15:24:04,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:04,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:24:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 749 states and 2366 transitions. [2018-12-01 15:24:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2366 transitions. [2018-12-01 15:24:05,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:05,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:05,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 750 states and 2366 transitions. [2018-12-01 15:24:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2366 transitions. [2018-12-01 15:24:05,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 15:24:05,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 751 states and 2366 transitions. [2018-12-01 15:24:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 2366 transitions. [2018-12-01 15:24:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:05,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 754 states and 2373 transitions. [2018-12-01 15:24:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 2373 transitions. [2018-12-01 15:24:06,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:06,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 755 states and 2374 transitions. [2018-12-01 15:24:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2374 transitions. [2018-12-01 15:24:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:06,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 756 states and 2375 transitions. [2018-12-01 15:24:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 2375 transitions. [2018-12-01 15:24:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:06,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:06,997 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:07,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 758 states and 2380 transitions. [2018-12-01 15:24:07,822 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2380 transitions. [2018-12-01 15:24:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:07,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 759 states and 2380 transitions. [2018-12-01 15:24:08,260 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2380 transitions. [2018-12-01 15:24:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:08,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:08,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 762 states and 2385 transitions. [2018-12-01 15:24:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 2385 transitions. [2018-12-01 15:24:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:08,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:24:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 765 states and 2389 transitions. [2018-12-01 15:24:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2389 transitions. [2018-12-01 15:24:08,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:08,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:12,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 769 states and 2395 transitions. [2018-12-01 15:24:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2395 transitions. [2018-12-01 15:24:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:12,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:24:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 771 states and 2411 transitions. [2018-12-01 15:24:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2411 transitions. [2018-12-01 15:24:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:13,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:24:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:14,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 774 states and 2417 transitions. [2018-12-01 15:24:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 2417 transitions. [2018-12-01 15:24:14,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:14,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:14,630 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 777 states and 2420 transitions. [2018-12-01 15:24:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2420 transitions. [2018-12-01 15:24:15,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:15,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:15,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 780 states and 2424 transitions. [2018-12-01 15:24:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 2424 transitions. [2018-12-01 15:24:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:15,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 781 states and 2425 transitions. [2018-12-01 15:24:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2425 transitions. [2018-12-01 15:24:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:15,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 782 states and 2426 transitions. [2018-12-01 15:24:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 2426 transitions. [2018-12-01 15:24:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:15,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:16,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 785 states and 2432 transitions. [2018-12-01 15:24:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 2432 transitions. [2018-12-01 15:24:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:16,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:24:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 786 states and 2435 transitions. [2018-12-01 15:24:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 2435 transitions. [2018-12-01 15:24:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:16,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:18,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 787 states and 2437 transitions. [2018-12-01 15:24:18,166 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2437 transitions. [2018-12-01 15:24:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 15:24:18,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 790 states and 2457 transitions. [2018-12-01 15:24:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 2457 transitions. [2018-12-01 15:24:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:21,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 793 states and 2461 transitions. [2018-12-01 15:24:21,822 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2461 transitions. [2018-12-01 15:24:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:21,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:24:23,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:23,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 797 states and 2471 transitions. [2018-12-01 15:24:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2471 transitions. [2018-12-01 15:24:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:23,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 800 states and 2475 transitions. [2018-12-01 15:24:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 2475 transitions. [2018-12-01 15:24:23,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:23,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 802 states and 2478 transitions. [2018-12-01 15:24:23,094 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 2478 transitions. [2018-12-01 15:24:23,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:23,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:24:24,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 807 states and 2486 transitions. [2018-12-01 15:24:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2486 transitions. [2018-12-01 15:24:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:24,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 810 states and 2495 transitions. [2018-12-01 15:24:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 2495 transitions. [2018-12-01 15:24:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:24,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 811 states and 2496 transitions. [2018-12-01 15:24:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2496 transitions. [2018-12-01 15:24:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:25,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:25,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 812 states and 2498 transitions. [2018-12-01 15:24:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 2498 transitions. [2018-12-01 15:24:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:25,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:24:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 815 states and 2504 transitions. [2018-12-01 15:24:26,533 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2504 transitions. [2018-12-01 15:24:26,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:26,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:26,546 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 816 states and 2505 transitions. [2018-12-01 15:24:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 2505 transitions. [2018-12-01 15:24:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:27,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 817 states and 2508 transitions. [2018-12-01 15:24:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2508 transitions. [2018-12-01 15:24:29,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:29,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 820 states and 2537 transitions. [2018-12-01 15:24:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2537 transitions. [2018-12-01 15:24:29,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:29,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:24:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 822 states and 2561 transitions. [2018-12-01 15:24:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2561 transitions. [2018-12-01 15:24:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:32,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:24:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 824 states and 2565 transitions. [2018-12-01 15:24:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 2565 transitions. [2018-12-01 15:24:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:32,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:33,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 826 states and 2579 transitions. [2018-12-01 15:24:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 2579 transitions. [2018-12-01 15:24:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:33,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:33,792 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 15:24:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 827 states and 2579 transitions. [2018-12-01 15:24:34,031 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 2579 transitions. [2018-12-01 15:24:34,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:34,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 830 states and 2585 transitions. [2018-12-01 15:24:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2585 transitions. [2018-12-01 15:24:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:34,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:34,928 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 833 states and 2591 transitions. [2018-12-01 15:24:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 2591 transitions. [2018-12-01 15:24:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:35,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 835 states and 2593 transitions. [2018-12-01 15:24:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2593 transitions. [2018-12-01 15:24:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:35,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 836 states and 2594 transitions. [2018-12-01 15:24:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2594 transitions. [2018-12-01 15:24:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:36,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:24:36,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:36,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 837 states and 2594 transitions. [2018-12-01 15:24:36,428 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2594 transitions. [2018-12-01 15:24:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:36,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 837 states and 2592 transitions. [2018-12-01 15:24:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2592 transitions. [2018-12-01 15:24:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:36,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 840 states and 2596 transitions. [2018-12-01 15:24:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2596 transitions. [2018-12-01 15:24:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:36,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 841 states and 2597 transitions. [2018-12-01 15:24:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 2597 transitions. [2018-12-01 15:24:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 15:24:37,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:24:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 842 states and 2598 transitions. [2018-12-01 15:24:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2598 transitions. [2018-12-01 15:24:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-01 15:24:37,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 844 states and 2601 transitions. [2018-12-01 15:24:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 2601 transitions. [2018-12-01 15:24:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-01 15:24:37,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:24:40,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:40,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 849 states and 2609 transitions. [2018-12-01 15:24:40,888 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2609 transitions. [2018-12-01 15:24:40,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:40,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:41,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 850 states and 2610 transitions. [2018-12-01 15:24:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2610 transitions. [2018-12-01 15:24:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:41,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 851 states and 2610 transitions. [2018-12-01 15:24:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2610 transitions. [2018-12-01 15:24:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:42,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:24:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 854 states and 2616 transitions. [2018-12-01 15:24:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2616 transitions. [2018-12-01 15:24:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:42,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:42,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:42,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 857 states and 2619 transitions. [2018-12-01 15:24:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2619 transitions. [2018-12-01 15:24:42,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:42,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:43,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 861 states and 2644 transitions. [2018-12-01 15:24:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2644 transitions. [2018-12-01 15:24:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:43,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:43,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 863 states and 2645 transitions. [2018-12-01 15:24:43,751 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2645 transitions. [2018-12-01 15:24:43,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:43,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:43,765 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 15:24:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 864 states and 2647 transitions. [2018-12-01 15:24:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 2647 transitions. [2018-12-01 15:24:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:24:44,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:24:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 868 states and 2654 transitions. [2018-12-01 15:24:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2654 transitions. [2018-12-01 15:24:44,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 15:24:44,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:24:44,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 870 states and 2657 transitions. [2018-12-01 15:24:44,872 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 2657 transitions. [2018-12-01 15:24:44,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 15:24:44,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:24:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 873 states and 2660 transitions. [2018-12-01 15:24:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2660 transitions. [2018-12-01 15:24:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 15:24:45,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:24:46,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 878 states and 2668 transitions. [2018-12-01 15:24:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2668 transitions. [2018-12-01 15:24:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 15:24:46,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:24:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 880 states and 2671 transitions. [2018-12-01 15:24:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2671 transitions. [2018-12-01 15:24:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 15:24:46,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:24:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 885 states and 2679 transitions. [2018-12-01 15:24:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2679 transitions. [2018-12-01 15:24:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:24:48,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:48,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 887 states and 2681 transitions. [2018-12-01 15:24:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2681 transitions. [2018-12-01 15:24:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:24:48,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:24:49,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:49,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 892 states and 2689 transitions. [2018-12-01 15:24:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 2689 transitions. [2018-12-01 15:24:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:24:49,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:24:49,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 894 states and 2692 transitions. [2018-12-01 15:24:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2692 transitions. [2018-12-01 15:24:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:49,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:49,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:49,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 896 states and 2694 transitions. [2018-12-01 15:24:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2694 transitions. [2018-12-01 15:24:49,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:24:49,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:24:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 899 states and 2697 transitions. [2018-12-01 15:24:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2697 transitions. [2018-12-01 15:24:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 15:24:50,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:24:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 900 states and 2697 transitions. [2018-12-01 15:24:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 2697 transitions. [2018-12-01 15:24:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:52,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:24:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 901 states and 2697 transitions. [2018-12-01 15:24:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2697 transitions. [2018-12-01 15:24:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:52,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:24:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 903 states and 2700 transitions. [2018-12-01 15:24:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2700 transitions. [2018-12-01 15:24:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:52,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:24:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:55,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 909 states and 2717 transitions. [2018-12-01 15:24:55,175 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2717 transitions. [2018-12-01 15:24:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 15:24:55,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:24:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 911 states and 2719 transitions. [2018-12-01 15:24:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2719 transitions. [2018-12-01 15:24:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:55,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:24:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:24:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 913 states and 2723 transitions. [2018-12-01 15:24:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2723 transitions. [2018-12-01 15:24:57,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:24:57,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:24:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:24:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 15:25:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 918 states and 2731 transitions. [2018-12-01 15:25:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2731 transitions. [2018-12-01 15:25:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 15:25:00,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:00,138 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:00,837 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2018-12-01 15:25:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 921 states and 2736 transitions. [2018-12-01 15:25:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2736 transitions. [2018-12-01 15:25:03,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 15:25:03,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 922 states and 2736 transitions. [2018-12-01 15:25:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2736 transitions. [2018-12-01 15:25:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:25:03,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:25:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 923 states and 2736 transitions. [2018-12-01 15:25:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2736 transitions. [2018-12-01 15:25:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 15:25:03,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:25:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 925 states and 2740 transitions. [2018-12-01 15:25:03,716 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2740 transitions. [2018-12-01 15:25:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 15:25:03,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 926 states and 2740 transitions. [2018-12-01 15:25:03,770 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2740 transitions. [2018-12-01 15:25:03,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 15:25:03,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,837 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:25:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 928 states and 2743 transitions. [2018-12-01 15:25:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2743 transitions. [2018-12-01 15:25:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:03,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:25:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 930 states and 2745 transitions. [2018-12-01 15:25:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2745 transitions. [2018-12-01 15:25:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:25:03,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:05,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 931 states and 2744 transitions. [2018-12-01 15:25:05,053 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2744 transitions. [2018-12-01 15:25:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 15:25:05,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 932 states and 2744 transitions. [2018-12-01 15:25:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 2744 transitions. [2018-12-01 15:25:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 15:25:05,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 935 states and 2750 transitions. [2018-12-01 15:25:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2750 transitions. [2018-12-01 15:25:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:05,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 937 states and 2753 transitions. [2018-12-01 15:25:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2753 transitions. [2018-12-01 15:25:06,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:06,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:25:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 938 states and 2753 transitions. [2018-12-01 15:25:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2753 transitions. [2018-12-01 15:25:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:06,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 939 states and 2755 transitions. [2018-12-01 15:25:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2755 transitions. [2018-12-01 15:25:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:06,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:06,504 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 940 states and 2756 transitions. [2018-12-01 15:25:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 2756 transitions. [2018-12-01 15:25:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:06,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:07,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 941 states and 2756 transitions. [2018-12-01 15:25:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2756 transitions. [2018-12-01 15:25:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:07,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:25:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 943 states and 2758 transitions. [2018-12-01 15:25:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2758 transitions. [2018-12-01 15:25:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 15:25:07,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 945 states and 2761 transitions. [2018-12-01 15:25:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 2761 transitions. [2018-12-01 15:25:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 15:25:08,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,316 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 948 states and 2764 transitions. [2018-12-01 15:25:08,338 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 2764 transitions. [2018-12-01 15:25:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 15:25:08,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 949 states and 2767 transitions. [2018-12-01 15:25:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2767 transitions. [2018-12-01 15:25:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 15:25:08,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 950 states and 2768 transitions. [2018-12-01 15:25:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 2768 transitions. [2018-12-01 15:25:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 15:25:08,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,466 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 951 states and 2768 transitions. [2018-12-01 15:25:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2768 transitions. [2018-12-01 15:25:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 15:25:08,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:08,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 953 states and 2771 transitions. [2018-12-01 15:25:08,620 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2771 transitions. [2018-12-01 15:25:08,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:08,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 962 states and 2784 transitions. [2018-12-01 15:25:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2784 transitions. [2018-12-01 15:25:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 15:25:10,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:10,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:10,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 971 states and 2797 transitions. [2018-12-01 15:25:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2797 transitions. [2018-12-01 15:25:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:10,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:10,107 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:25:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 973 states and 2799 transitions. [2018-12-01 15:25:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2799 transitions. [2018-12-01 15:25:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:10,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:12,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:12,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 976 states and 2805 transitions. [2018-12-01 15:25:12,893 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2805 transitions. [2018-12-01 15:25:12,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:12,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 979 states and 2808 transitions. [2018-12-01 15:25:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2808 transitions. [2018-12-01 15:25:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:12,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:12,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:12,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 980 states and 2808 transitions. [2018-12-01 15:25:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2808 transitions. [2018-12-01 15:25:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:12,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:13,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 981 states and 2809 transitions. [2018-12-01 15:25:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2809 transitions. [2018-12-01 15:25:13,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:13,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:13,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 982 states and 2809 transitions. [2018-12-01 15:25:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2809 transitions. [2018-12-01 15:25:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:13,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 983 states and 2809 transitions. [2018-12-01 15:25:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2809 transitions. [2018-12-01 15:25:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:13,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 984 states and 2810 transitions. [2018-12-01 15:25:13,421 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2810 transitions. [2018-12-01 15:25:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 15:25:13,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 987 states and 2813 transitions. [2018-12-01 15:25:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2813 transitions. [2018-12-01 15:25:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:13,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 996 states and 2826 transitions. [2018-12-01 15:25:14,899 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2826 transitions. [2018-12-01 15:25:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:14,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:14,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1005 states and 2839 transitions. [2018-12-01 15:25:14,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2839 transitions. [2018-12-01 15:25:14,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:14,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:14,989 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:25:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1007 states and 2841 transitions. [2018-12-01 15:25:15,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2841 transitions. [2018-12-01 15:25:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:15,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:15,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1008 states and 2841 transitions. [2018-12-01 15:25:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2841 transitions. [2018-12-01 15:25:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:15,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 1011 states and 2850 transitions. [2018-12-01 15:25:17,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2850 transitions. [2018-12-01 15:25:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:17,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1012 states and 2853 transitions. [2018-12-01 15:25:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2853 transitions. [2018-12-01 15:25:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:17,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:17,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 1015 states and 2856 transitions. [2018-12-01 15:25:17,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2856 transitions. [2018-12-01 15:25:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:17,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:19,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1016 states and 2859 transitions. [2018-12-01 15:25:19,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2859 transitions. [2018-12-01 15:25:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:19,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1021 states and 2879 transitions. [2018-12-01 15:25:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2879 transitions. [2018-12-01 15:25:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:23,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 1022 states and 2880 transitions. [2018-12-01 15:25:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2880 transitions. [2018-12-01 15:25:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:23,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:23,622 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1023 states and 2881 transitions. [2018-12-01 15:25:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2881 transitions. [2018-12-01 15:25:23,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:23,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:23,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:24,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1025 states and 2883 transitions. [2018-12-01 15:25:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2883 transitions. [2018-12-01 15:25:24,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:24,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:24,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1026 states and 2884 transitions. [2018-12-01 15:25:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2884 transitions. [2018-12-01 15:25:24,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:24,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:24,891 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 15:25:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1027 states and 2884 transitions. [2018-12-01 15:25:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2884 transitions. [2018-12-01 15:25:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,210 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1028 states and 2884 transitions. [2018-12-01 15:25:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2884 transitions. [2018-12-01 15:25:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1029 states and 2884 transitions. [2018-12-01 15:25:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2884 transitions. [2018-12-01 15:25:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1030 states and 2884 transitions. [2018-12-01 15:25:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2884 transitions. [2018-12-01 15:25:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 15:25:25,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1031 states and 2886 transitions. [2018-12-01 15:25:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2886 transitions. [2018-12-01 15:25:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:25:25,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1032 states and 2887 transitions. [2018-12-01 15:25:25,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2887 transitions. [2018-12-01 15:25:25,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:25:25,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:25:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1032 states and 2884 transitions. [2018-12-01 15:25:25,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2884 transitions. [2018-12-01 15:25:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:25,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:25:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1032 states and 2881 transitions. [2018-12-01 15:25:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2881 transitions. [2018-12-01 15:25:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 15:25:25,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:25:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1035 states and 2885 transitions. [2018-12-01 15:25:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2885 transitions. [2018-12-01 15:25:28,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:28,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,031 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:25:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1037 states and 2887 transitions. [2018-12-01 15:25:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2887 transitions. [2018-12-01 15:25:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:28,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1040 states and 2891 transitions. [2018-12-01 15:25:28,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2891 transitions. [2018-12-01 15:25:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:28,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1042 states and 2893 transitions. [2018-12-01 15:25:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2893 transitions. [2018-12-01 15:25:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,303 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1045 states and 2897 transitions. [2018-12-01 15:25:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2897 transitions. [2018-12-01 15:25:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 1046 states and 2898 transitions. [2018-12-01 15:25:28,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2898 transitions. [2018-12-01 15:25:28,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:28,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 1048 states and 2900 transitions. [2018-12-01 15:25:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2900 transitions. [2018-12-01 15:25:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 1049 states and 2902 transitions. [2018-12-01 15:25:28,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2902 transitions. [2018-12-01 15:25:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:28,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1050 states and 2903 transitions. [2018-12-01 15:25:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2903 transitions. [2018-12-01 15:25:28,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 1051 states and 2904 transitions. [2018-12-01 15:25:28,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2904 transitions. [2018-12-01 15:25:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:28,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:29,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 1052 states and 2906 transitions. [2018-12-01 15:25:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2906 transitions. [2018-12-01 15:25:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 15:25:29,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:25:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1058 states and 2915 transitions. [2018-12-01 15:25:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2915 transitions. [2018-12-01 15:25:30,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:30,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:31,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:31,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1060 states and 2917 transitions. [2018-12-01 15:25:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2917 transitions. [2018-12-01 15:25:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 15:25:31,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:31,306 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1061 states and 2918 transitions. [2018-12-01 15:25:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2918 transitions. [2018-12-01 15:25:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:25:31,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1070 states and 2931 transitions. [2018-12-01 15:25:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2931 transitions. [2018-12-01 15:25:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:25:32,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:32,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1079 states and 2944 transitions. [2018-12-01 15:25:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2944 transitions. [2018-12-01 15:25:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:32,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1080 states and 2944 transitions. [2018-12-01 15:25:32,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2944 transitions. [2018-12-01 15:25:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:32,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:25:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1081 states and 2944 transitions. [2018-12-01 15:25:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2944 transitions. [2018-12-01 15:25:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:33,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:25:34,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1082 states and 2949 transitions. [2018-12-01 15:25:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2949 transitions. [2018-12-01 15:25:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:34,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:25:34,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1085 states and 2954 transitions. [2018-12-01 15:25:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2954 transitions. [2018-12-01 15:25:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:34,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:25:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:34,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1087 states and 2956 transitions. [2018-12-01 15:25:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2956 transitions. [2018-12-01 15:25:34,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:34,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:25:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1094 states and 2977 transitions. [2018-12-01 15:25:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2977 transitions. [2018-12-01 15:25:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:35,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:25:36,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:36,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 1097 states and 2982 transitions. [2018-12-01 15:25:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2982 transitions. [2018-12-01 15:25:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:36,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1100 states and 2984 transitions. [2018-12-01 15:25:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2984 transitions. [2018-12-01 15:25:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:36,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:25:37,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1106 states and 2993 transitions. [2018-12-01 15:25:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2993 transitions. [2018-12-01 15:25:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:37,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:38,021 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:25:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:38,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 1109 states and 2998 transitions. [2018-12-01 15:25:38,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2998 transitions. [2018-12-01 15:25:38,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 15:25:38,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:25:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1112 states and 3001 transitions. [2018-12-01 15:25:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 3001 transitions. [2018-12-01 15:25:38,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 15:25:38,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 15:25:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1115 states and 3005 transitions. [2018-12-01 15:25:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3005 transitions. [2018-12-01 15:25:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 15:25:38,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:25:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1116 states and 3005 transitions. [2018-12-01 15:25:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 3005 transitions. [2018-12-01 15:25:38,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:38,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:25:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1122 states and 3014 transitions. [2018-12-01 15:25:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 3014 transitions. [2018-12-01 15:25:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:40,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:40,192 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:25:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:40,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1123 states and 3014 transitions. [2018-12-01 15:25:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3014 transitions. [2018-12-01 15:25:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:40,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:25:43,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1125 states and 3025 transitions. [2018-12-01 15:25:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3025 transitions. [2018-12-01 15:25:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:43,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1126 states and 3026 transitions. [2018-12-01 15:25:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 3026 transitions. [2018-12-01 15:25:44,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 15:25:44,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:25:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:47,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1127 states and 3031 transitions. [2018-12-01 15:25:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3031 transitions. [2018-12-01 15:25:47,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:25:47,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:25:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 1133 states and 3040 transitions. [2018-12-01 15:25:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3040 transitions. [2018-12-01 15:25:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:25:48,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:48,488 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:25:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1142 states and 3057 transitions. [2018-12-01 15:25:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 3057 transitions. [2018-12-01 15:25:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:25:49,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:25:49,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1151 states and 3074 transitions. [2018-12-01 15:25:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 3074 transitions. [2018-12-01 15:25:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:49,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:25:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:51,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1154 states and 3093 transitions. [2018-12-01 15:25:51,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3093 transitions. [2018-12-01 15:25:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:51,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:25:53,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1157 states and 3113 transitions. [2018-12-01 15:25:53,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 3113 transitions. [2018-12-01 15:25:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:53,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1158 states and 3116 transitions. [2018-12-01 15:25:54,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3116 transitions. [2018-12-01 15:25:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:54,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:25:55,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:55,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1159 states and 3118 transitions. [2018-12-01 15:25:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3118 transitions. [2018-12-01 15:25:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:55,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:55,107 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:25:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:55,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1160 states and 3123 transitions. [2018-12-01 15:25:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3123 transitions. [2018-12-01 15:25:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:55,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:25:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1161 states and 3125 transitions. [2018-12-01 15:25:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3125 transitions. [2018-12-01 15:25:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:56,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:25:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:25:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1162 states and 3127 transitions. [2018-12-01 15:25:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 3127 transitions. [2018-12-01 15:25:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:25:59,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:25:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:00,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1163 states and 3127 transitions. [2018-12-01 15:26:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3127 transitions. [2018-12-01 15:26:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:26:00,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:26:00,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1164 states and 3127 transitions. [2018-12-01 15:26:00,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 3127 transitions. [2018-12-01 15:26:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:00,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1167 states and 3131 transitions. [2018-12-01 15:26:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 3131 transitions. [2018-12-01 15:26:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:01,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 15:26:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:01,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1170 states and 3134 transitions. [2018-12-01 15:26:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 3134 transitions. [2018-12-01 15:26:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 15:26:01,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 15:26:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1171 states and 3134 transitions. [2018-12-01 15:26:02,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3134 transitions. [2018-12-01 15:26:02,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:02,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:02,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:02,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1172 states and 3135 transitions. [2018-12-01 15:26:02,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3135 transitions. [2018-12-01 15:26:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:02,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1173 states and 3137 transitions. [2018-12-01 15:26:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 3137 transitions. [2018-12-01 15:26:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:03,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1174 states and 3138 transitions. [2018-12-01 15:26:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 3138 transitions. [2018-12-01 15:26:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 15:26:04,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1175 states and 3138 transitions. [2018-12-01 15:26:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 3138 transitions. [2018-12-01 15:26:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:05,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:26:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 1181 states and 3148 transitions. [2018-12-01 15:26:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3148 transitions. [2018-12-01 15:26:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:26:06,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:26:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 1183 states and 3150 transitions. [2018-12-01 15:26:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 3150 transitions. [2018-12-01 15:26:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:26:07,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:07,697 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:26:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:13,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1197 states and 3197 transitions. [2018-12-01 15:26:13,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3197 transitions. [2018-12-01 15:26:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:26:13,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:26:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:18,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1206 states and 3211 transitions. [2018-12-01 15:26:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 3211 transitions. [2018-12-01 15:26:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:26:18,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:26:18,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1215 states and 3227 transitions. [2018-12-01 15:26:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 3227 transitions. [2018-12-01 15:26:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:26:18,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:18,802 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:26:19,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:19,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 1217 states and 3234 transitions. [2018-12-01 15:26:19,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3234 transitions. [2018-12-01 15:26:19,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:26:19,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:26:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1219 states and 3241 transitions. [2018-12-01 15:26:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3241 transitions. [2018-12-01 15:26:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:19,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1220 states and 3242 transitions. [2018-12-01 15:26:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3242 transitions. [2018-12-01 15:26:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:20,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:22,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1222 states and 3245 transitions. [2018-12-01 15:26:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 3245 transitions. [2018-12-01 15:26:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:22,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1223 states and 3247 transitions. [2018-12-01 15:26:24,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3247 transitions. [2018-12-01 15:26:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:24,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:25,011 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:26:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1225 states and 3264 transitions. [2018-12-01 15:26:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 3264 transitions. [2018-12-01 15:26:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:25,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:26:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1226 states and 3264 transitions. [2018-12-01 15:26:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3264 transitions. [2018-12-01 15:26:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 15:26:26,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:26:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1227 states and 3264 transitions. [2018-12-01 15:26:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3264 transitions. [2018-12-01 15:26:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:26,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:26:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 1233 states and 3276 transitions. [2018-12-01 15:26:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 3276 transitions. [2018-12-01 15:26:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:26:28,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:26:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:29,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1242 states and 3289 transitions. [2018-12-01 15:26:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 3289 transitions. [2018-12-01 15:26:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:29,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:29,594 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 15:26:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:29,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1243 states and 3289 transitions. [2018-12-01 15:26:29,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 3289 transitions. [2018-12-01 15:26:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:29,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 15:26:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1245 states and 3291 transitions. [2018-12-01 15:26:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 3291 transitions. [2018-12-01 15:26:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:30,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:26:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1246 states and 3292 transitions. [2018-12-01 15:26:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 3292 transitions. [2018-12-01 15:26:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:30,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-01 15:26:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1247 states and 3292 transitions. [2018-12-01 15:26:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 3292 transitions. [2018-12-01 15:26:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:31,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1248 states and 3293 transitions. [2018-12-01 15:26:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 3293 transitions. [2018-12-01 15:26:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:26:32,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:26:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:33,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1254 states and 3302 transitions. [2018-12-01 15:26:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3302 transitions. [2018-12-01 15:26:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:33,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:26:33,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:33,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1255 states and 3302 transitions. [2018-12-01 15:26:33,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3302 transitions. [2018-12-01 15:26:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 15:26:33,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:34,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1258 states and 3307 transitions. [2018-12-01 15:26:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 3307 transitions. [2018-12-01 15:26:34,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:34,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:34,460 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-01 15:26:34,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:34,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1259 states and 3307 transitions. [2018-12-01 15:26:34,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 3307 transitions. [2018-12-01 15:26:34,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:34,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:35,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:35,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1262 states and 3311 transitions. [2018-12-01 15:26:35,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 3311 transitions. [2018-12-01 15:26:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:35,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:26:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1263 states and 3311 transitions. [2018-12-01 15:26:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 3311 transitions. [2018-12-01 15:26:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:35,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 15:26:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1265 states and 3313 transitions. [2018-12-01 15:26:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 3313 transitions. [2018-12-01 15:26:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:36,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 15:26:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 1267 states and 3317 transitions. [2018-12-01 15:26:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 3317 transitions. [2018-12-01 15:26:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:39,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:26:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1270 states and 3321 transitions. [2018-12-01 15:26:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3321 transitions. [2018-12-01 15:26:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 15:26:40,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:26:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1271 states and 3321 transitions. [2018-12-01 15:26:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 3321 transitions. [2018-12-01 15:26:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:26:41,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 15:26:42,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:42,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1274 states and 3324 transitions. [2018-12-01 15:26:42,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3324 transitions. [2018-12-01 15:26:42,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:26:42,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:26:46,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:26:46,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1280 states and 3333 transitions. [2018-12-01 15:26:46,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 3333 transitions. [2018-12-01 15:26:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 15:26:46,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:26:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:50,381 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:26:52,312 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2018-12-01 15:26:54,030 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-01 15:27:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 1289 states and 3347 transitions. [2018-12-01 15:27:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 3347 transitions. [2018-12-01 15:27:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:00,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:00,536 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:27:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1291 states and 3351 transitions. [2018-12-01 15:27:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 3351 transitions. [2018-12-01 15:27:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:02,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1293 states and 3354 transitions. [2018-12-01 15:27:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 3354 transitions. [2018-12-01 15:27:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:03,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:27:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:03,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1294 states and 3354 transitions. [2018-12-01 15:27:03,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3354 transitions. [2018-12-01 15:27:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:03,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:27:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1295 states and 3355 transitions. [2018-12-01 15:27:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3355 transitions. [2018-12-01 15:27:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:03,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1297 states and 3361 transitions. [2018-12-01 15:27:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3361 transitions. [2018-12-01 15:27:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:06,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 15:27:06,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1298 states and 3362 transitions. [2018-12-01 15:27:06,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 3362 transitions. [2018-12-01 15:27:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:06,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:06,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1300 states and 3363 transitions. [2018-12-01 15:27:06,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3363 transitions. [2018-12-01 15:27:06,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:06,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:07,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1302 states and 3365 transitions. [2018-12-01 15:27:07,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 3365 transitions. [2018-12-01 15:27:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:07,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:07,698 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1303 states and 3366 transitions. [2018-12-01 15:27:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3366 transitions. [2018-12-01 15:27:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:10,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1304 states and 3366 transitions. [2018-12-01 15:27:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3366 transitions. [2018-12-01 15:27:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 15:27:10,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:10,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1305 states and 3366 transitions. [2018-12-01 15:27:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3366 transitions. [2018-12-01 15:27:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:10,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1307 states and 3369 transitions. [2018-12-01 15:27:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3369 transitions. [2018-12-01 15:27:11,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:11,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 15:27:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1305 states and 3363 transitions. [2018-12-01 15:27:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3363 transitions. [2018-12-01 15:27:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:11,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:27:11,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1307 states and 3367 transitions. [2018-12-01 15:27:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3367 transitions. [2018-12-01 15:27:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:11,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 15:27:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1308 states and 3367 transitions. [2018-12-01 15:27:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 3367 transitions. [2018-12-01 15:27:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:11,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:27:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1309 states and 3367 transitions. [2018-12-01 15:27:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 3367 transitions. [2018-12-01 15:27:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:11,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1309 states and 3366 transitions. [2018-12-01 15:27:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 3366 transitions. [2018-12-01 15:27:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:12,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1310 states and 3367 transitions. [2018-12-01 15:27:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3367 transitions. [2018-12-01 15:27:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:12,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1312 states and 3371 transitions. [2018-12-01 15:27:12,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 3371 transitions. [2018-12-01 15:27:12,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:12,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1312 states and 3370 transitions. [2018-12-01 15:27:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 3370 transitions. [2018-12-01 15:27:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:12,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1313 states and 3371 transitions. [2018-12-01 15:27:12,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3371 transitions. [2018-12-01 15:27:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:12,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:12,979 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:27:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1314 states and 3371 transitions. [2018-12-01 15:27:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 3371 transitions. [2018-12-01 15:27:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:13,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:27:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1315 states and 3371 transitions. [2018-12-01 15:27:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 3371 transitions. [2018-12-01 15:27:13,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:13,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:13,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 1316 states and 3372 transitions. [2018-12-01 15:27:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 3372 transitions. [2018-12-01 15:27:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:13,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1317 states and 3374 transitions. [2018-12-01 15:27:13,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3374 transitions. [2018-12-01 15:27:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:13,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:13,873 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1318 states and 3376 transitions. [2018-12-01 15:27:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 3376 transitions. [2018-12-01 15:27:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:13,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 15:27:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1321 states and 3380 transitions. [2018-12-01 15:27:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3380 transitions. [2018-12-01 15:27:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 15:27:14,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 15:27:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1322 states and 3380 transitions. [2018-12-01 15:27:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 3380 transitions. [2018-12-01 15:27:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:15,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 15:27:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1323 states and 3380 transitions. [2018-12-01 15:27:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 3380 transitions. [2018-12-01 15:27:15,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:15,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:15,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:15,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1324 states and 3381 transitions. [2018-12-01 15:27:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 3381 transitions. [2018-12-01 15:27:15,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:15,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:15,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1323 states and 3378 transitions. [2018-12-01 15:27:15,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 3378 transitions. [2018-12-01 15:27:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:15,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:15,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:15,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1324 states and 3379 transitions. [2018-12-01 15:27:15,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 3379 transitions. [2018-12-01 15:27:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:15,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:27:16,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1325 states and 3379 transitions. [2018-12-01 15:27:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3379 transitions. [2018-12-01 15:27:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:16,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:27:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1326 states and 3379 transitions. [2018-12-01 15:27:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 3379 transitions. [2018-12-01 15:27:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:16,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:27:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1326 states and 3378 transitions. [2018-12-01 15:27:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 3378 transitions. [2018-12-01 15:27:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:16,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:16,580 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:18,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1329 states and 3384 transitions. [2018-12-01 15:27:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 3384 transitions. [2018-12-01 15:27:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:18,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 15:27:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 1332 states and 3392 transitions. [2018-12-01 15:27:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3392 transitions. [2018-12-01 15:27:19,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 15:27:19,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:20,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1335 states and 3395 transitions. [2018-12-01 15:27:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3395 transitions. [2018-12-01 15:27:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:20,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1337 states and 3398 transitions. [2018-12-01 15:27:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 3398 transitions. [2018-12-01 15:27:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:20,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:27:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1339 states and 3401 transitions. [2018-12-01 15:27:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 3401 transitions. [2018-12-01 15:27:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:21,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1341 states and 3404 transitions. [2018-12-01 15:27:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 3404 transitions. [2018-12-01 15:27:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 15:27:21,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:27:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1343 states and 3407 transitions. [2018-12-01 15:27:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 3407 transitions. [2018-12-01 15:27:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 15:27:21,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:26,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 1349 states and 3416 transitions. [2018-12-01 15:27:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 3416 transitions. [2018-12-01 15:27:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 15:27:26,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:27:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 1352 states and 3424 transitions. [2018-12-01 15:27:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 3424 transitions. [2018-12-01 15:27:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 15:27:27,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1354 states and 3426 transitions. [2018-12-01 15:27:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 3426 transitions. [2018-12-01 15:27:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 15:27:27,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:31,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:31,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1357 states and 3429 transitions. [2018-12-01 15:27:31,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 3429 transitions. [2018-12-01 15:27:31,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 15:27:31,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:31,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1359 states and 3431 transitions. [2018-12-01 15:27:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 3431 transitions. [2018-12-01 15:27:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 15:27:31,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:37,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1362 states and 3434 transitions. [2018-12-01 15:27:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 3434 transitions. [2018-12-01 15:27:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 15:27:37,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:27:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1365 states and 3437 transitions. [2018-12-01 15:27:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 3437 transitions. [2018-12-01 15:27:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 15:27:38,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1368 states and 3440 transitions. [2018-12-01 15:27:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3440 transitions. [2018-12-01 15:27:40,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 15:27:40,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:27:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1369 states and 3441 transitions. [2018-12-01 15:27:41,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 3441 transitions. [2018-12-01 15:27:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 15:27:41,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 15:27:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1372 states and 3444 transitions. [2018-12-01 15:27:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 3444 transitions. [2018-12-01 15:27:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 15:27:45,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:27:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1375 states and 3448 transitions. [2018-12-01 15:27:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3448 transitions. [2018-12-01 15:27:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 15:27:45,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:45,581 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:27:46,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 1378 states and 3452 transitions. [2018-12-01 15:27:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 3452 transitions. [2018-12-01 15:27:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 15:27:46,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 15:27:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1384 states and 3461 transitions. [2018-12-01 15:27:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 3461 transitions. [2018-12-01 15:27:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 15:27:52,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:27:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1390 states and 3470 transitions. [2018-12-01 15:27:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 3470 transitions. [2018-12-01 15:27:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 15:27:54,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-01 15:27:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:27:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1395 states and 3477 transitions. [2018-12-01 15:27:59,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 3477 transitions. [2018-12-01 15:27:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 15:27:59,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:27:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:27:59,229 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-01 15:28:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1400 states and 3486 transitions. [2018-12-01 15:28:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 3486 transitions. [2018-12-01 15:28:03,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 15:28:03,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 15:28:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1402 states and 3489 transitions. [2018-12-01 15:28:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 3489 transitions. [2018-12-01 15:28:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 15:28:03,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:04,105 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 15:28:12,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1407 states and 3498 transitions. [2018-12-01 15:28:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 3498 transitions. [2018-12-01 15:28:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 15:28:12,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:12,296 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:28:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:12,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1409 states and 3501 transitions. [2018-12-01 15:28:12,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 3501 transitions. [2018-12-01 15:28:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 15:28:12,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 15:28:12,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:12,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1411 states and 3503 transitions. [2018-12-01 15:28:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 3503 transitions. [2018-12-01 15:28:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 15:28:12,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 15:28:12,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:12,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1413 states and 3505 transitions. [2018-12-01 15:28:12,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 3505 transitions. [2018-12-01 15:28:12,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 15:28:12,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 15:28:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:18,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1422 states and 3518 transitions. [2018-12-01 15:28:18,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 3518 transitions. [2018-12-01 15:28:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 15:28:18,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:28:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:28:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 15:28:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:28:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 327 states and 600 transitions. [2018-12-01 15:28:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 600 transitions. [2018-12-01 15:28:22,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 15:28:22,328 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 526 iterations. [2018-12-01 15:28:22,335 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 15:28:22,615 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 51 [2018-12-01 15:28:22,900 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-12-01 15:28:23,194 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 24 [2018-12-01 15:28:23,520 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 26 [2018-12-01 15:28:23,814 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 39 [2018-12-01 15:28:24,149 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,152 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-01 15:28:24,155 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,156 INFO L583 CodeCheckObserver]: Invariant with dag size 39 [2018-12-01 15:28:24,158 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,158 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,158 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,158 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,158 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:28:24,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 03:28:24 ImpRootNode [2018-12-01 15:28:24,158 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 15:28:24,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:28:24,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:28:24,159 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:28:24,159 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:22:15" (3/4) ... [2018-12-01 15:28:24,161 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 15:28:24,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-12-01 15:28:24,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2018-12-01 15:28:24,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-01 15:28:24,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2018-12-01 15:28:24,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2018-12-01 15:28:24,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-01 15:28:24,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-12-01 15:28:24,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2018-12-01 15:28:24,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2018-12-01 15:28:24,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 95 nodes and edges [2018-12-01 15:28:24,173 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-12-01 15:28:24,174 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 15:28:24,174 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 15:28:24,245 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3ef21cd5-569e-4ecf-ae06-5f7709d147b3/bin-2019/ukojak/witness.graphml [2018-12-01 15:28:24,245 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:28:24,246 INFO L168 Benchmark]: Toolchain (without parser) took 370922.56 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 947.9 MB in the beginning and 532.7 MB in the end (delta: 415.2 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,246 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:28:24,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.88 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,247 INFO L168 Benchmark]: Boogie Preprocessor took 32.17 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,247 INFO L168 Benchmark]: RCFGBuilder took 1076.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 924.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,247 INFO L168 Benchmark]: CodeCheck took 369111.27 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 924.2 MB in the beginning and 583.3 MB in the end (delta: 340.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,247 INFO L168 Benchmark]: Witness Printer took 87.07 ms. Allocated memory is still 2.3 GB. Free memory was 583.3 MB in the beginning and 532.7 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. [2018-12-01 15:28:24,248 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 10 procedures, 163 locations, 1 error locations. SAFE Result, 367.2s OverallTime, 526 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 573511380 SDtfs, 275031868 SDslu, -1055081536 SDs, 0 SdLazy, 1316715264 SolverSat, 1496422124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1806.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 339771 GetRequests, 335613 SyntacticMatches, 2138 SemanticMatches, 2020 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2816208 ImplicationChecksByTransitivity, 341.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 22.5s InterpolantComputationTime, 21393 NumberOfCodeBlocks, 21393 NumberOfCodeBlocksAsserted, 525 NumberOfCheckSat, 20868 ConstructedInterpolants, 0 QuantifiedInterpolants, 2174813 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 525 InterpolantComputations, 429 PerfectInterpolantSequences, 15129/15418 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: 2676]: 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: 3192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2481]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_state_variable_2) || !(1 == ldv_state_variable_3)) || !(1 == ldv_mutex_mtx_of_isl_pmic)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_lock)) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: 2489]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) || !(ldv_state_variable_0 == 0)) || !(1 == ldv_mutex_mtx_of_isl_pmic)) || !(1 == ldv_mutex_lock)) || !(1 == ldv_state_variable_3)) || !(1 == ldv_state_variable_2)) || !(1 == ldv_mutex_mutex_of_device) - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2664]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2524]: Loop Invariant Derived loop invariant: ((((((((!(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) || !(1 == ldv_mutex_lock)) || !(1 == ldv_state_variable_1)) || !(1 == ldv_state_variable_2)) || !(ref_cnt == 0)) || ((!(1 == tmp___2) || aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 1) { regulator_list_voltage_linear(isl_core_ops_group0, ldvarg4); ldv_state_variable_3 = 1; } else { } goto ldv_20065; case 1: ; if (ldv_state_variable_3 == 1) { regulator_map_voltage_linear(isl_core_ops_group0, ldvarg3, ldvarg2); ldv_state_variable_3 = 1; } else { } goto ldv_20065; case 2: ; if (ldv_state_variable_3 == 1) { isl6271a_set_voltage_sel(isl_core_ops_group0, ldvarg1); ldv_state_variable_3 = 1; } else { } goto ldv_20065; case 3: ; if (ldv_state_variable_3 == 1) { isl6271a_get_voltage_sel(isl_core_ops_group0); ldv_state_variable_3 = 1; } else { } goto ldv_20065; default: ; goto ldv_20065; }-aux) && !(0 == tmp___2))) || !(1 == ldv_mutex_mtx_of_isl_pmic)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_state_variable_0 == 3)) || !(1 == ldv_state_variable_3) - InvariantResult [Line: 2288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3151]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 565.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.88 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.17 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1076.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 924.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. * CodeCheck took 369111.27 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 924.2 MB in the beginning and 583.3 MB in the end (delta: 340.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 87.07 ms. Allocated memory is still 2.3 GB. Free memory was 583.3 MB in the beginning and 532.7 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...