./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--scsi--scsi_tgt.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_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/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 40e911124e955598ef191af49e38e79521e9e59c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:44:44,223 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:44:44,224 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:44:44,230 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:44:44,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:44:44,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:44:44,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:44:44,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:44:44,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:44:44,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:44:44,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:44:44,234 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:44:44,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:44:44,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:44:44,235 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:44:44,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:44:44,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:44:44,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:44:44,238 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:44:44,239 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:44:44,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:44:44,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:44:44,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:44:44,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:44:44,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:44:44,242 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:44:44,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:44:44,243 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:44:44,243 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:44:44,244 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:44:44,244 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:44:44,245 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:44:44,245 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:44:44,245 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:44:44,245 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:44:44,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:44:44,246 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 17:44:44,253 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:44:44,253 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:44:44,254 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:44:44,254 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:44:44,254 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:44:44,254 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:44:44,255 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:44:44,255 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:44:44,256 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:44:44,256 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:44:44,256 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:44:44,256 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:44:44,256 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:44:44,256 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:44:44,256 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:44:44,256 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:44:44,257 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:44:44,257 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:44:44,257 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:44:44,257 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 17:44:44,257 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_972fdca7-8058-4fc6-a22a-9c742d27476a/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 -> 40e911124e955598ef191af49e38e79521e9e59c [2018-12-08 17:44:44,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:44:44,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:44:44,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:44:44,288 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:44:44,288 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:44:44,289 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2018-12-08 17:44:44,333 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/data/5a1ffc6d4/138cc5c3278144469833de43926b2805/FLAG79282a030 [2018-12-08 17:44:44,814 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:44:44,814 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2018-12-08 17:44:44,831 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/data/5a1ffc6d4/138cc5c3278144469833de43926b2805/FLAG79282a030 [2018-12-08 17:44:45,308 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/data/5a1ffc6d4/138cc5c3278144469833de43926b2805 [2018-12-08 17:44:45,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:44:45,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:44:45,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:44:45,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:44:45,314 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:44:45,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:44:45" (1/1) ... [2018-12-08 17:44:45,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f4cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:45, skipping insertion in model container [2018-12-08 17:44:45,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:44:45" (1/1) ... [2018-12-08 17:44:45,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:44:45,364 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:44:46,272 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:44:46,285 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:44:46,414 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:44:46,475 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:44:46,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46 WrapperNode [2018-12-08 17:44:46,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:44:46,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:44:46,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:44:46,476 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:44:46,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:44:46,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:44:46,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:44:46,569 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:44:46,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... [2018-12-08 17:44:46,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:44:46,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:44:46,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:44:46,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:44:46,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:44:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/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 [2018-12-08 17:44:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-08 17:44:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-08 17:44:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2018-12-08 17:44:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2018-12-08 17:44:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:44:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2018-12-08 17:44:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2018-12-08 17:44:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:44:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-08 17:44:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-08 17:44:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2018-12-08 17:44:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2018-12-08 17:44:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2018-12-08 17:44:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2018-12-08 17:44:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2018-12-08 17:44:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2018-12-08 17:44:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2018-12-08 17:44:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2018-12-08 17:44:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:44:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-08 17:44:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-08 17:44:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-08 17:44:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-08 17:44:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2018-12-08 17:44:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2018-12-08 17:44:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2018-12-08 17:44:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2018-12-08 17:44:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2018-12-08 17:44:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2018-12-08 17:44:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-08 17:44:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-08 17:44:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2018-12-08 17:44:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2018-12-08 17:44:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 17:44:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2018-12-08 17:44:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2018-12-08 17:44:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2018-12-08 17:44:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2018-12-08 17:44:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-12-08 17:44:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-12-08 17:44:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 17:44:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-08 17:44:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-12-08 17:44:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2018-12-08 17:44:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2018-12-08 17:44:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2018-12-08 17:44:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2018-12-08 17:44:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2018-12-08 17:44:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-12-08 17:44:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-12-08 17:44:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2018-12-08 17:44:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2018-12-08 17:44:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2018-12-08 17:44:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2018-12-08 17:44:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-12-08 17:44:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2018-12-08 17:44:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2018-12-08 17:44:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2018-12-08 17:44:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2018-12-08 17:44:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2018-12-08 17:44:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 17:44:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-12-08 17:44:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-12-08 17:44:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:44:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:55:01,134 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:55:01,135 INFO L280 CfgBuilder]: Removed 89 assue(true) statements. [2018-12-08 17:55:01,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:55:01 BoogieIcfgContainer [2018-12-08 17:55:01,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:55:01,136 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:55:01,136 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:55:01,142 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:55:01,142 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:55:01" (1/1) ... [2018-12-08 17:55:01,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:55:01,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 264 states and 360 transitions. [2018-12-08 17:55:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 360 transitions. [2018-12-08 17:55:01,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 17:55:01,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 276 states and 392 transitions. [2018-12-08 17:55:01,461 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 392 transitions. [2018-12-08 17:55:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 17:55:01,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 290 states and 429 transitions. [2018-12-08 17:55:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 429 transitions. [2018-12-08 17:55:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 17:55:01,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 305 states and 467 transitions. [2018-12-08 17:55:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 467 transitions. [2018-12-08 17:55:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 17:55:01,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 306 states and 468 transitions. [2018-12-08 17:55:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 468 transitions. [2018-12-08 17:55:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 17:55:01,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 309 states and 473 transitions. [2018-12-08 17:55:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 473 transitions. [2018-12-08 17:55:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 17:55:01,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 310 states and 474 transitions. [2018-12-08 17:55:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 474 transitions. [2018-12-08 17:55:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 17:55:01,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 313 states and 479 transitions. [2018-12-08 17:55:01,999 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 479 transitions. [2018-12-08 17:55:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 17:55:02,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 314 states and 480 transitions. [2018-12-08 17:55:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 480 transitions. [2018-12-08 17:55:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:55:02,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 317 states and 485 transitions. [2018-12-08 17:55:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 485 transitions. [2018-12-08 17:55:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 17:55:02,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:55:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 318 states and 486 transitions. [2018-12-08 17:55:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 486 transitions. [2018-12-08 17:55:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:55:02,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:55:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 324 states and 512 transitions. [2018-12-08 17:55:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 512 transitions. [2018-12-08 17:55:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 17:55:02,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 327 states and 527 transitions. [2018-12-08 17:55:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 527 transitions. [2018-12-08 17:55:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:55:02,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:55:02,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 328 states and 527 transitions. [2018-12-08 17:55:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 527 transitions. [2018-12-08 17:55:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 17:55:02,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:55:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 329 states and 527 transitions. [2018-12-08 17:55:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 527 transitions. [2018-12-08 17:55:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:55:02,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,794 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 330 states and 528 transitions. [2018-12-08 17:55:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 528 transitions. [2018-12-08 17:55:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 17:55:02,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:55:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 331 states and 528 transitions. [2018-12-08 17:55:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 528 transitions. [2018-12-08 17:55:02,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 17:55:02,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:55:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 332 states and 529 transitions. [2018-12-08 17:55:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 529 transitions. [2018-12-08 17:55:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 17:55:02,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,926 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:02,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 335 states and 533 transitions. [2018-12-08 17:55:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 533 transitions. [2018-12-08 17:55:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 17:55:02,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 336 states and 533 transitions. [2018-12-08 17:55:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 533 transitions. [2018-12-08 17:55:02,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 17:55:02,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:55:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 337 states and 533 transitions. [2018-12-08 17:55:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 533 transitions. [2018-12-08 17:55:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 17:55:03,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:03,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 341 states and 537 transitions. [2018-12-08 17:55:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 537 transitions. [2018-12-08 17:55:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 17:55:03,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 343 states and 539 transitions. [2018-12-08 17:55:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 539 transitions. [2018-12-08 17:55:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 17:55:03,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 345 states and 541 transitions. [2018-12-08 17:55:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 541 transitions. [2018-12-08 17:55:03,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 17:55:03,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:03,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 347 states and 543 transitions. [2018-12-08 17:55:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 543 transitions. [2018-12-08 17:55:04,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 17:55:04,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 349 states and 545 transitions. [2018-12-08 17:55:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 545 transitions. [2018-12-08 17:55:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 17:55:04,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 355 states and 555 transitions. [2018-12-08 17:55:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 555 transitions. [2018-12-08 17:55:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 17:55:04,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 361 states and 565 transitions. [2018-12-08 17:55:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 565 transitions. [2018-12-08 17:55:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 17:55:04,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:05,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:55:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 363 states and 569 transitions. [2018-12-08 17:55:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 569 transitions. [2018-12-08 17:55:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 17:55:05,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:55:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:05,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 369 states and 579 transitions. [2018-12-08 17:55:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 579 transitions. [2018-12-08 17:55:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 17:55:05,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 371 states and 581 transitions. [2018-12-08 17:55:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 581 transitions. [2018-12-08 17:55:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 17:55:06,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 373 states and 583 transitions. [2018-12-08 17:55:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 583 transitions. [2018-12-08 17:55:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 17:55:06,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:06,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 375 states and 585 transitions. [2018-12-08 17:55:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 585 transitions. [2018-12-08 17:55:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 17:55:06,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:07,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:55:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 377 states and 586 transitions. [2018-12-08 17:55:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 586 transitions. [2018-12-08 17:55:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 17:55:07,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 384 states and 596 transitions. [2018-12-08 17:55:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 596 transitions. [2018-12-08 17:55:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 17:55:07,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:07,647 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 396 states and 617 transitions. [2018-12-08 17:55:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 617 transitions. [2018-12-08 17:55:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 17:55:08,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:08,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:55:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 403 states and 627 transitions. [2018-12-08 17:55:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 627 transitions. [2018-12-08 17:55:08,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 17:55:08,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:08,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:08,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 405 states and 641 transitions. [2018-12-08 17:55:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 641 transitions. [2018-12-08 17:55:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 17:55:08,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:09,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 412 states and 651 transitions. [2018-12-08 17:55:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 651 transitions. [2018-12-08 17:55:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 17:55:09,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:09,517 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:12,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 436 states and 714 transitions. [2018-12-08 17:55:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 714 transitions. [2018-12-08 17:55:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 17:55:12,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:55:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 444 states and 725 transitions. [2018-12-08 17:55:12,773 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 725 transitions. [2018-12-08 17:55:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 17:55:12,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 451 states and 735 transitions. [2018-12-08 17:55:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 735 transitions. [2018-12-08 17:55:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 17:55:13,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:55:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 459 states and 746 transitions. [2018-12-08 17:55:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 746 transitions. [2018-12-08 17:55:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 17:55:13,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 460 states and 746 transitions. [2018-12-08 17:55:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 746 transitions. [2018-12-08 17:55:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 17:55:13,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:13,788 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 17:55:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 464 states and 750 transitions. [2018-12-08 17:55:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 750 transitions. [2018-12-08 17:55:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 17:55:14,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:14,070 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 17:55:14,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 465 states and 751 transitions. [2018-12-08 17:55:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 751 transitions. [2018-12-08 17:55:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 17:55:14,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 17:55:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 469 states and 755 transitions. [2018-12-08 17:55:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 755 transitions. [2018-12-08 17:55:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 17:55:14,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 470 states and 755 transitions. [2018-12-08 17:55:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 755 transitions. [2018-12-08 17:55:14,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 17:55:14,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 17:55:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 474 states and 759 transitions. [2018-12-08 17:55:14,938 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 759 transitions. [2018-12-08 17:55:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 17:55:14,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:55:15,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 477 states and 765 transitions. [2018-12-08 17:55:15,243 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 765 transitions. [2018-12-08 17:55:15,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 17:55:15,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 491 states and 810 transitions. [2018-12-08 17:55:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 810 transitions. [2018-12-08 17:55:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 17:55:17,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 17:55:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 494 states and 816 transitions. [2018-12-08 17:55:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 816 transitions. [2018-12-08 17:55:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 17:55:17,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:55:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 497 states and 822 transitions. [2018-12-08 17:55:18,323 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 822 transitions. [2018-12-08 17:55:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 17:55:18,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:18,345 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 17:55:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 498 states and 822 transitions. [2018-12-08 17:55:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 822 transitions. [2018-12-08 17:55:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 17:55:18,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 17:55:18,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 499 states and 823 transitions. [2018-12-08 17:55:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 823 transitions. [2018-12-08 17:55:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 17:55:18,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 506 states and 844 transitions. [2018-12-08 17:55:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 844 transitions. [2018-12-08 17:55:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 17:55:18,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:18,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:22,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 515 states and 870 transitions. [2018-12-08 17:55:22,245 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 870 transitions. [2018-12-08 17:55:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 17:55:22,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 517 states and 888 transitions. [2018-12-08 17:55:23,154 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 888 transitions. [2018-12-08 17:55:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 17:55:23,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 518 states and 889 transitions. [2018-12-08 17:55:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 889 transitions. [2018-12-08 17:55:23,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 17:55:23,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 519 states and 890 transitions. [2018-12-08 17:55:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 890 transitions. [2018-12-08 17:55:23,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 17:55:23,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:23,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 521 states and 892 transitions. [2018-12-08 17:55:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 892 transitions. [2018-12-08 17:55:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 17:55:23,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 535 states and 940 transitions. [2018-12-08 17:55:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 940 transitions. [2018-12-08 17:55:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 17:55:25,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 17:55:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 536 states and 940 transitions. [2018-12-08 17:55:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 940 transitions. [2018-12-08 17:55:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 17:55:25,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:25,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 538 states and 943 transitions. [2018-12-08 17:55:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 943 transitions. [2018-12-08 17:55:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 17:55:25,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 539 states and 947 transitions. [2018-12-08 17:55:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 947 transitions. [2018-12-08 17:55:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 17:55:25,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:25,470 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 540 states and 948 transitions. [2018-12-08 17:55:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 948 transitions. [2018-12-08 17:55:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 17:55:25,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 541 states and 949 transitions. [2018-12-08 17:55:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 949 transitions. [2018-12-08 17:55:26,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 17:55:26,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:26,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 544 states and 959 transitions. [2018-12-08 17:55:26,198 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 959 transitions. [2018-12-08 17:55:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 17:55:26,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:26,232 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 550 states and 984 transitions. [2018-12-08 17:55:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 984 transitions. [2018-12-08 17:55:27,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 17:55:27,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 551 states and 985 transitions. [2018-12-08 17:55:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 985 transitions. [2018-12-08 17:55:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 17:55:27,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 558 states and 995 transitions. [2018-12-08 17:55:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 995 transitions. [2018-12-08 17:55:28,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:28,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 17:55:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 560 states and 997 transitions. [2018-12-08 17:55:28,951 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 997 transitions. [2018-12-08 17:55:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 17:55:28,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 563 states and 1016 transitions. [2018-12-08 17:55:30,302 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1016 transitions. [2018-12-08 17:55:30,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 17:55:30,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:30,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 567 states and 1027 transitions. [2018-12-08 17:55:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1027 transitions. [2018-12-08 17:55:30,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 17:55:30,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:30,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 570 states and 1033 transitions. [2018-12-08 17:55:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1033 transitions. [2018-12-08 17:55:30,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 17:55:30,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:30,528 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:30,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 572 states and 1035 transitions. [2018-12-08 17:55:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1035 transitions. [2018-12-08 17:55:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 17:55:30,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 576 states and 1057 transitions. [2018-12-08 17:55:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1057 transitions. [2018-12-08 17:55:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 17:55:31,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 579 states and 1075 transitions. [2018-12-08 17:55:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1075 transitions. [2018-12-08 17:55:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:32,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 582 states and 1085 transitions. [2018-12-08 17:55:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1085 transitions. [2018-12-08 17:55:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 17:55:32,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 582 states and 1083 transitions. [2018-12-08 17:55:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1083 transitions. [2018-12-08 17:55:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:33,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 583 states and 1083 transitions. [2018-12-08 17:55:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1083 transitions. [2018-12-08 17:55:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:33,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:33,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:33,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 584 states and 1084 transitions. [2018-12-08 17:55:33,357 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1084 transitions. [2018-12-08 17:55:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:33,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:55:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 585 states and 1084 transitions. [2018-12-08 17:55:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1084 transitions. [2018-12-08 17:55:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:33,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:33,847 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:34,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 588 states and 1093 transitions. [2018-12-08 17:55:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1093 transitions. [2018-12-08 17:55:34,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 17:55:34,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:34,474 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:34,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:34,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 589 states and 1093 transitions. [2018-12-08 17:55:34,482 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1093 transitions. [2018-12-08 17:55:34,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:34,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:34,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:34,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 593 states and 1100 transitions. [2018-12-08 17:55:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1100 transitions. [2018-12-08 17:55:34,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 17:55:34,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:34,867 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 605 states and 1136 transitions. [2018-12-08 17:55:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1136 transitions. [2018-12-08 17:55:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:35,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:55:36,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 606 states and 1136 transitions. [2018-12-08 17:55:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1136 transitions. [2018-12-08 17:55:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:36,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:36,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 610 states and 1143 transitions. [2018-12-08 17:55:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1143 transitions. [2018-12-08 17:55:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:36,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:36,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 611 states and 1144 transitions. [2018-12-08 17:55:36,419 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1144 transitions. [2018-12-08 17:55:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 17:55:36,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 17:55:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:36,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 612 states and 1144 transitions. [2018-12-08 17:55:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1144 transitions. [2018-12-08 17:55:36,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 17:55:36,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:36,798 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 613 states and 1145 transitions. [2018-12-08 17:55:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1145 transitions. [2018-12-08 17:55:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 17:55:37,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 614 states and 1147 transitions. [2018-12-08 17:55:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1147 transitions. [2018-12-08 17:55:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:37,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:55:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 615 states and 1149 transitions. [2018-12-08 17:55:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1149 transitions. [2018-12-08 17:55:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:37,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:37,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 619 states and 1161 transitions. [2018-12-08 17:55:37,671 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1161 transitions. [2018-12-08 17:55:37,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:37,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,711 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 623 states and 1168 transitions. [2018-12-08 17:55:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1168 transitions. [2018-12-08 17:55:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:37,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 624 states and 1169 transitions. [2018-12-08 17:55:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1169 transitions. [2018-12-08 17:55:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:37,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 17:55:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 625 states and 1169 transitions. [2018-12-08 17:55:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1169 transitions. [2018-12-08 17:55:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:37,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 626 states and 1170 transitions. [2018-12-08 17:55:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1170 transitions. [2018-12-08 17:55:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 17:55:38,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:55:38,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:38,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 628 states and 1176 transitions. [2018-12-08 17:55:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1176 transitions. [2018-12-08 17:55:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:38,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 17:55:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 629 states and 1177 transitions. [2018-12-08 17:55:38,573 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1177 transitions. [2018-12-08 17:55:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:38,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 632 states and 1187 transitions. [2018-12-08 17:55:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1187 transitions. [2018-12-08 17:55:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:39,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 633 states and 1188 transitions. [2018-12-08 17:55:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1188 transitions. [2018-12-08 17:55:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:39,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 17:55:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 638 states and 1206 transitions. [2018-12-08 17:55:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1206 transitions. [2018-12-08 17:55:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:40,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:41,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 641 states and 1210 transitions. [2018-12-08 17:55:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1210 transitions. [2018-12-08 17:55:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 17:55:41,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:55:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 642 states and 1211 transitions. [2018-12-08 17:55:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1211 transitions. [2018-12-08 17:55:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 17:55:41,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:41,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 646 states and 1215 transitions. [2018-12-08 17:55:41,769 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1215 transitions. [2018-12-08 17:55:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:41,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:55:42,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:42,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 649 states and 1225 transitions. [2018-12-08 17:55:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1225 transitions. [2018-12-08 17:55:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:42,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 650 states and 1225 transitions. [2018-12-08 17:55:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1225 transitions. [2018-12-08 17:55:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:55:42,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:55:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 651 states and 1225 transitions. [2018-12-08 17:55:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1225 transitions. [2018-12-08 17:55:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 17:55:43,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:55:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 649 states and 1220 transitions. [2018-12-08 17:55:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1220 transitions. [2018-12-08 17:55:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:43,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 653 states and 1226 transitions. [2018-12-08 17:55:43,886 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1226 transitions. [2018-12-08 17:55:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 17:55:43,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 657 states and 1230 transitions. [2018-12-08 17:55:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1230 transitions. [2018-12-08 17:55:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:44,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 17:55:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 662 states and 1247 transitions. [2018-12-08 17:55:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1247 transitions. [2018-12-08 17:55:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:45,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 17:55:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 665 states and 1259 transitions. [2018-12-08 17:55:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1259 transitions. [2018-12-08 17:55:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 17:55:48,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 668 states and 1262 transitions. [2018-12-08 17:55:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1262 transitions. [2018-12-08 17:55:48,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:48,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 17:55:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 671 states and 1271 transitions. [2018-12-08 17:55:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1271 transitions. [2018-12-08 17:55:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:48,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:48,782 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:55:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:48,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 672 states and 1271 transitions. [2018-12-08 17:55:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1271 transitions. [2018-12-08 17:55:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:48,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 674 states and 1273 transitions. [2018-12-08 17:55:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1273 transitions. [2018-12-08 17:55:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:55:49,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 675 states and 1275 transitions. [2018-12-08 17:55:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1275 transitions. [2018-12-08 17:55:49,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 17:55:49,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 678 states and 1278 transitions. [2018-12-08 17:55:49,642 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1278 transitions. [2018-12-08 17:55:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:49,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 682 states and 1282 transitions. [2018-12-08 17:55:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1282 transitions. [2018-12-08 17:55:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:50,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:50,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 685 states and 1285 transitions. [2018-12-08 17:55:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1285 transitions. [2018-12-08 17:55:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 17:55:50,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 687 states and 1286 transitions. [2018-12-08 17:55:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1286 transitions. [2018-12-08 17:55:50,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:50,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,307 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:55:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 688 states and 1286 transitions. [2018-12-08 17:55:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1286 transitions. [2018-12-08 17:55:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 17:55:50,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:55:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 689 states and 1286 transitions. [2018-12-08 17:55:50,892 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1286 transitions. [2018-12-08 17:55:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 17:55:50,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:55:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 690 states and 1286 transitions. [2018-12-08 17:55:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1286 transitions. [2018-12-08 17:55:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 17:55:50,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 692 states and 1291 transitions. [2018-12-08 17:55:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1291 transitions. [2018-12-08 17:55:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 17:55:51,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 694 states and 1295 transitions. [2018-12-08 17:55:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1295 transitions. [2018-12-08 17:55:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:51,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 697 states and 1298 transitions. [2018-12-08 17:55:51,415 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1298 transitions. [2018-12-08 17:55:51,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:51,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:55:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 698 states and 1298 transitions. [2018-12-08 17:55:51,455 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1298 transitions. [2018-12-08 17:55:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:51,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,480 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:55:51,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 702 states and 1304 transitions. [2018-12-08 17:55:51,507 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1304 transitions. [2018-12-08 17:55:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:51,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,539 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:55:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 706 states and 1313 transitions. [2018-12-08 17:55:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1313 transitions. [2018-12-08 17:55:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 17:55:51,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:55:51,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:51,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 708 states and 1314 transitions. [2018-12-08 17:55:51,994 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1314 transitions. [2018-12-08 17:55:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:51,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 712 states and 1320 transitions. [2018-12-08 17:55:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1320 transitions. [2018-12-08 17:55:52,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 17:55:52,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:55:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 713 states and 1320 transitions. [2018-12-08 17:55:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1320 transitions. [2018-12-08 17:55:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:52,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:55:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 714 states and 1322 transitions. [2018-12-08 17:55:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1322 transitions. [2018-12-08 17:55:53,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 17:55:53,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:55:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 716 states and 1325 transitions. [2018-12-08 17:55:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1325 transitions. [2018-12-08 17:55:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:53,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:53,494 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:55:53,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 720 states and 1334 transitions. [2018-12-08 17:55:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1334 transitions. [2018-12-08 17:55:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:53,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:55:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 721 states and 1336 transitions. [2018-12-08 17:55:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1336 transitions. [2018-12-08 17:55:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 17:55:53,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:54,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 725 states and 1342 transitions. [2018-12-08 17:55:54,001 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1342 transitions. [2018-12-08 17:55:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 17:55:54,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:54,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 726 states and 1342 transitions. [2018-12-08 17:55:54,251 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1342 transitions. [2018-12-08 17:55:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:54,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:55:54,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 725 states and 1339 transitions. [2018-12-08 17:55:54,360 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1339 transitions. [2018-12-08 17:55:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:54,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 17:55:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 725 states and 1338 transitions. [2018-12-08 17:55:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1338 transitions. [2018-12-08 17:55:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:54,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:54,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 726 states and 1339 transitions. [2018-12-08 17:55:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1339 transitions. [2018-12-08 17:55:54,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 17:55:54,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:55:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 727 states and 1339 transitions. [2018-12-08 17:55:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1339 transitions. [2018-12-08 17:55:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:54,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:55:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 728 states and 1339 transitions. [2018-12-08 17:55:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1339 transitions. [2018-12-08 17:55:54,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:54,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:55,020 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:55:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 729 states and 1341 transitions. [2018-12-08 17:55:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1341 transitions. [2018-12-08 17:55:55,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 17:55:55,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:55:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:55,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 733 states and 1345 transitions. [2018-12-08 17:55:55,097 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1345 transitions. [2018-12-08 17:55:55,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 17:55:55,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 17:55:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 736 states and 1348 transitions. [2018-12-08 17:55:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1348 transitions. [2018-12-08 17:55:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:55,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 17:55:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 738 states and 1350 transitions. [2018-12-08 17:55:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1350 transitions. [2018-12-08 17:55:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:55:55,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 17:55:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 743 states and 1360 transitions. [2018-12-08 17:55:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1360 transitions. [2018-12-08 17:55:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:56,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:55:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 744 states and 1360 transitions. [2018-12-08 17:55:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1360 transitions. [2018-12-08 17:55:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 17:55:57,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:55:57,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 745 states and 1361 transitions. [2018-12-08 17:55:57,271 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1361 transitions. [2018-12-08 17:55:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 17:55:57,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:55:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 748 states and 1365 transitions. [2018-12-08 17:55:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1365 transitions. [2018-12-08 17:55:58,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 17:55:58,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:55:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 749 states and 1366 transitions. [2018-12-08 17:55:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1366 transitions. [2018-12-08 17:55:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:55:58,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:58,458 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:55:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 753 states and 1371 transitions. [2018-12-08 17:55:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1371 transitions. [2018-12-08 17:55:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:58,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:58,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:58,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 755 states and 1373 transitions. [2018-12-08 17:55:58,926 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1373 transitions. [2018-12-08 17:55:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:58,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:59,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 756 states and 1373 transitions. [2018-12-08 17:55:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1373 transitions. [2018-12-08 17:55:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:59,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:59,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:59,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 757 states and 1373 transitions. [2018-12-08 17:55:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1373 transitions. [2018-12-08 17:55:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 17:55:59,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:55:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:59,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 758 states and 1373 transitions. [2018-12-08 17:55:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1373 transitions. [2018-12-08 17:55:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:55:59,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:55:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:55:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 759 states and 1373 transitions. [2018-12-08 17:55:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1373 transitions. [2018-12-08 17:55:59,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:55:59,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:55:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:55:59,885 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 762 states and 1377 transitions. [2018-12-08 17:56:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1377 transitions. [2018-12-08 17:56:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:56:00,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 763 states and 1378 transitions. [2018-12-08 17:56:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1378 transitions. [2018-12-08 17:56:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:56:00,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:00,534 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 17:56:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 765 states and 1380 transitions. [2018-12-08 17:56:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1380 transitions. [2018-12-08 17:56:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:56:00,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 17:56:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 767 states and 1383 transitions. [2018-12-08 17:56:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1383 transitions. [2018-12-08 17:56:00,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:00,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:00,627 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:56:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 771 states and 1388 transitions. [2018-12-08 17:56:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1388 transitions. [2018-12-08 17:56:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 17:56:01,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:56:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:01,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 774 states and 1391 transitions. [2018-12-08 17:56:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1391 transitions. [2018-12-08 17:56:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:01,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:01,124 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:56:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 777 states and 1395 transitions. [2018-12-08 17:56:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1395 transitions. [2018-12-08 17:56:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:01,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:56:01,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:01,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 778 states and 1395 transitions. [2018-12-08 17:56:01,373 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1395 transitions. [2018-12-08 17:56:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:01,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 781 states and 1399 transitions. [2018-12-08 17:56:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1399 transitions. [2018-12-08 17:56:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:02,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 782 states and 1400 transitions. [2018-12-08 17:56:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1400 transitions. [2018-12-08 17:56:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:02,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 17:56:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:02,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 784 states and 1402 transitions. [2018-12-08 17:56:02,748 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1402 transitions. [2018-12-08 17:56:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:02,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 786 states and 1404 transitions. [2018-12-08 17:56:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1404 transitions. [2018-12-08 17:56:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:02,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:02,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 17:56:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 788 states and 1407 transitions. [2018-12-08 17:56:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1407 transitions. [2018-12-08 17:56:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:02,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 17:56:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 790 states and 1410 transitions. [2018-12-08 17:56:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1410 transitions. [2018-12-08 17:56:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:03,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:56:03,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:03,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 791 states and 1411 transitions. [2018-12-08 17:56:03,057 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1411 transitions. [2018-12-08 17:56:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:03,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 797 states and 1436 transitions. [2018-12-08 17:56:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1436 transitions. [2018-12-08 17:56:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 17:56:04,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 798 states and 1437 transitions. [2018-12-08 17:56:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1437 transitions. [2018-12-08 17:56:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,751 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:56:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 801 states and 1441 transitions. [2018-12-08 17:56:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1441 transitions. [2018-12-08 17:56:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 17:56:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 804 states and 1445 transitions. [2018-12-08 17:56:04,828 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1445 transitions. [2018-12-08 17:56:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 17:56:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 806 states and 1448 transitions. [2018-12-08 17:56:04,877 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1448 transitions. [2018-12-08 17:56:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 17:56:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 808 states and 1451 transitions. [2018-12-08 17:56:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1451 transitions. [2018-12-08 17:56:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:56:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 809 states and 1451 transitions. [2018-12-08 17:56:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1451 transitions. [2018-12-08 17:56:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:04,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:56:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 810 states and 1452 transitions. [2018-12-08 17:56:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1452 transitions. [2018-12-08 17:56:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:05,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:56:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 814 states and 1458 transitions. [2018-12-08 17:56:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1458 transitions. [2018-12-08 17:56:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:05,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 17:56:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 815 states and 1459 transitions. [2018-12-08 17:56:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1459 transitions. [2018-12-08 17:56:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:05,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:06,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 821 states and 1485 transitions. [2018-12-08 17:56:06,354 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1485 transitions. [2018-12-08 17:56:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:06,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 822 states and 1486 transitions. [2018-12-08 17:56:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1486 transitions. [2018-12-08 17:56:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:06,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 17:56:06,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 824 states and 1488 transitions. [2018-12-08 17:56:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1488 transitions. [2018-12-08 17:56:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:06,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:06,879 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:56:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 826 states and 1490 transitions. [2018-12-08 17:56:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1490 transitions. [2018-12-08 17:56:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 17:56:06,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 828 states and 1493 transitions. [2018-12-08 17:56:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1493 transitions. [2018-12-08 17:56:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:06,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 17:56:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 830 states and 1496 transitions. [2018-12-08 17:56:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1496 transitions. [2018-12-08 17:56:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:06,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:56:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 831 states and 1496 transitions. [2018-12-08 17:56:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1496 transitions. [2018-12-08 17:56:07,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:07,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:56:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 832 states and 1497 transitions. [2018-12-08 17:56:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1497 transitions. [2018-12-08 17:56:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 17:56:07,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:56:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 836 states and 1501 transitions. [2018-12-08 17:56:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1501 transitions. [2018-12-08 17:56:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:07,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,178 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 17:56:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 839 states and 1505 transitions. [2018-12-08 17:56:07,198 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1505 transitions. [2018-12-08 17:56:07,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:07,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:56:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 841 states and 1508 transitions. [2018-12-08 17:56:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1508 transitions. [2018-12-08 17:56:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:07,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:07,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 843 states and 1511 transitions. [2018-12-08 17:56:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1511 transitions. [2018-12-08 17:56:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:56:07,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 844 states and 1512 transitions. [2018-12-08 17:56:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1512 transitions. [2018-12-08 17:56:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:07,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 847 states and 1515 transitions. [2018-12-08 17:56:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1515 transitions. [2018-12-08 17:56:07,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:07,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 849 states and 1517 transitions. [2018-12-08 17:56:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1517 transitions. [2018-12-08 17:56:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 17:56:07,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:56:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 850 states and 1517 transitions. [2018-12-08 17:56:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1517 transitions. [2018-12-08 17:56:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 17:56:07,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,539 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-08 17:56:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 851 states and 1518 transitions. [2018-12-08 17:56:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1518 transitions. [2018-12-08 17:56:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 17:56:07,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:56:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 853 states and 1521 transitions. [2018-12-08 17:56:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1521 transitions. [2018-12-08 17:56:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 17:56:07,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 854 states and 1521 transitions. [2018-12-08 17:56:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1521 transitions. [2018-12-08 17:56:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 17:56:07,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 855 states and 1522 transitions. [2018-12-08 17:56:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1522 transitions. [2018-12-08 17:56:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 17:56:07,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,757 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 858 states and 1525 transitions. [2018-12-08 17:56:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1525 transitions. [2018-12-08 17:56:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 17:56:07,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 860 states and 1527 transitions. [2018-12-08 17:56:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1527 transitions. [2018-12-08 17:56:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:07,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 864 states and 1554 transitions. [2018-12-08 17:56:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1554 transitions. [2018-12-08 17:56:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:09,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-08 17:56:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 865 states and 1555 transitions. [2018-12-08 17:56:09,580 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1555 transitions. [2018-12-08 17:56:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:56:09,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:56:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 866 states and 1555 transitions. [2018-12-08 17:56:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1555 transitions. [2018-12-08 17:56:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 17:56:09,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 869 states and 1558 transitions. [2018-12-08 17:56:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1558 transitions. [2018-12-08 17:56:09,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:56:09,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 871 states and 1560 transitions. [2018-12-08 17:56:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1560 transitions. [2018-12-08 17:56:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:09,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 873 states and 1562 transitions. [2018-12-08 17:56:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1562 transitions. [2018-12-08 17:56:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:56:09,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 875 states and 1564 transitions. [2018-12-08 17:56:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1564 transitions. [2018-12-08 17:56:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:56:09,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:09,981 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:56:10,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 876 states and 1564 transitions. [2018-12-08 17:56:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1564 transitions. [2018-12-08 17:56:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 17:56:10,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:10,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 877 states and 1565 transitions. [2018-12-08 17:56:10,263 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1565 transitions. [2018-12-08 17:56:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 17:56:10,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:56:21,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 913 states and 1657 transitions. [2018-12-08 17:56:21,022 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1657 transitions. [2018-12-08 17:56:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:21,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 17:56:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 916 states and 1660 transitions. [2018-12-08 17:56:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1660 transitions. [2018-12-08 17:56:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:56:21,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,106 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 17:56:21,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 919 states and 1664 transitions. [2018-12-08 17:56:21,306 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1664 transitions. [2018-12-08 17:56:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:56:21,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 17:56:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 920 states and 1664 transitions. [2018-12-08 17:56:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1664 transitions. [2018-12-08 17:56:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:21,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 17:56:21,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 922 states and 1666 transitions. [2018-12-08 17:56:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1666 transitions. [2018-12-08 17:56:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 17:56:21,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 17:56:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 924 states and 1668 transitions. [2018-12-08 17:56:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1668 transitions. [2018-12-08 17:56:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:21,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:56:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:21,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 925 states and 1668 transitions. [2018-12-08 17:56:21,498 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1668 transitions. [2018-12-08 17:56:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:21,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:56:22,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 930 states and 1701 transitions. [2018-12-08 17:56:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1701 transitions. [2018-12-08 17:56:22,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:22,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 17:56:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 933 states and 1704 transitions. [2018-12-08 17:56:22,180 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1704 transitions. [2018-12-08 17:56:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:22,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 17:56:22,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 934 states and 1704 transitions. [2018-12-08 17:56:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1704 transitions. [2018-12-08 17:56:22,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:22,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 17:56:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 937 states and 1708 transitions. [2018-12-08 17:56:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1708 transitions. [2018-12-08 17:56:22,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:22,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 17:56:22,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 938 states and 1708 transitions. [2018-12-08 17:56:22,323 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1708 transitions. [2018-12-08 17:56:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:56:22,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,348 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 939 states and 1709 transitions. [2018-12-08 17:56:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1709 transitions. [2018-12-08 17:56:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:22,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:56:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 944 states and 1744 transitions. [2018-12-08 17:56:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1744 transitions. [2018-12-08 17:56:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 17:56:23,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:23,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 948 states and 1748 transitions. [2018-12-08 17:56:23,605 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1748 transitions. [2018-12-08 17:56:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 17:56:23,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 17:56:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 949 states and 1748 transitions. [2018-12-08 17:56:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1748 transitions. [2018-12-08 17:56:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:23,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 17:56:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 956 states and 1768 transitions. [2018-12-08 17:56:25,050 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1768 transitions. [2018-12-08 17:56:25,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 17:56:25,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:26,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 959 states and 1783 transitions. [2018-12-08 17:56:26,076 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1783 transitions. [2018-12-08 17:56:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:26,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:26,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 962 states and 1788 transitions. [2018-12-08 17:56:26,155 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1788 transitions. [2018-12-08 17:56:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:26,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 964 states and 1804 transitions. [2018-12-08 17:56:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1804 transitions. [2018-12-08 17:56:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:27,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:27,877 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 966 states and 1818 transitions. [2018-12-08 17:56:28,320 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1818 transitions. [2018-12-08 17:56:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:28,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 968 states and 1838 transitions. [2018-12-08 17:56:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1838 transitions. [2018-12-08 17:56:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:28,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 17:56:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 972 states and 1847 transitions. [2018-12-08 17:56:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1847 transitions. [2018-12-08 17:56:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:30,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:30,052 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:30,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 974 states and 1860 transitions. [2018-12-08 17:56:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1860 transitions. [2018-12-08 17:56:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:30,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:56:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 974 states and 1859 transitions. [2018-12-08 17:56:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1859 transitions. [2018-12-08 17:56:30,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:30,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:56:30,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 974 states and 1858 transitions. [2018-12-08 17:56:30,345 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1858 transitions. [2018-12-08 17:56:30,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:30,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:30,370 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:56:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 977 states and 1865 transitions. [2018-12-08 17:56:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1865 transitions. [2018-12-08 17:56:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 17:56:32,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:56:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:33,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 978 states and 1867 transitions. [2018-12-08 17:56:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1867 transitions. [2018-12-08 17:56:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:33,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 980 states and 1880 transitions. [2018-12-08 17:56:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1880 transitions. [2018-12-08 17:56:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:33,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 982 states and 1896 transitions. [2018-12-08 17:56:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1896 transitions. [2018-12-08 17:56:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:33,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:34,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 984 states and 1908 transitions. [2018-12-08 17:56:34,110 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1908 transitions. [2018-12-08 17:56:34,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:34,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:34,142 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:34,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 986 states and 1922 transitions. [2018-12-08 17:56:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1922 transitions. [2018-12-08 17:56:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:34,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 988 states and 1935 transitions. [2018-12-08 17:56:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1935 transitions. [2018-12-08 17:56:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:35,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,224 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 17:56:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 989 states and 1936 transitions. [2018-12-08 17:56:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1936 transitions. [2018-12-08 17:56:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 17:56:35,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 994 states and 1946 transitions. [2018-12-08 17:56:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1946 transitions. [2018-12-08 17:56:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:35,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,326 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:35,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 998 states and 1950 transitions. [2018-12-08 17:56:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1950 transitions. [2018-12-08 17:56:35,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:35,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:35,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 998 states and 1949 transitions. [2018-12-08 17:56:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1949 transitions. [2018-12-08 17:56:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:56:35,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 31 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:56:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 999 states and 1950 transitions. [2018-12-08 17:56:35,430 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1950 transitions. [2018-12-08 17:56:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:35,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:56:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1002 states and 1955 transitions. [2018-12-08 17:56:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1955 transitions. [2018-12-08 17:56:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:56:35,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1004 states and 1961 transitions. [2018-12-08 17:56:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1961 transitions. [2018-12-08 17:56:35,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:35,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,563 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:56:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1005 states and 1962 transitions. [2018-12-08 17:56:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1962 transitions. [2018-12-08 17:56:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:35,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,610 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1006 states and 1963 transitions. [2018-12-08 17:56:35,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1963 transitions. [2018-12-08 17:56:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:35,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 17:56:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1013 states and 1979 transitions. [2018-12-08 17:56:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1979 transitions. [2018-12-08 17:56:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:37,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:37,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1014 states and 1980 transitions. [2018-12-08 17:56:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1980 transitions. [2018-12-08 17:56:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:37,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1015 states and 1981 transitions. [2018-12-08 17:56:37,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1981 transitions. [2018-12-08 17:56:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:37,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1020 states and 1998 transitions. [2018-12-08 17:56:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1998 transitions. [2018-12-08 17:56:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:56:42,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:43,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:43,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1021 states and 1998 transitions. [2018-12-08 17:56:43,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1998 transitions. [2018-12-08 17:56:43,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 17:56:43,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:56:43,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:43,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1023 states and 2003 transitions. [2018-12-08 17:56:43,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2003 transitions. [2018-12-08 17:56:43,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:43,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:43,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1024 states and 2005 transitions. [2018-12-08 17:56:43,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2005 transitions. [2018-12-08 17:56:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 17:56:43,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1025 states and 2008 transitions. [2018-12-08 17:56:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2008 transitions. [2018-12-08 17:56:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:43,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1026 states and 2010 transitions. [2018-12-08 17:56:44,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2010 transitions. [2018-12-08 17:56:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:44,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:44,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1027 states and 2010 transitions. [2018-12-08 17:56:44,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2010 transitions. [2018-12-08 17:56:44,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:44,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:44,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1030 states and 2013 transitions. [2018-12-08 17:56:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2013 transitions. [2018-12-08 17:56:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:44,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1035 states and 2022 transitions. [2018-12-08 17:56:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2022 transitions. [2018-12-08 17:56:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:45,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:45,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1036 states and 2023 transitions. [2018-12-08 17:56:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2023 transitions. [2018-12-08 17:56:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:45,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 17:56:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1038 states and 2025 transitions. [2018-12-08 17:56:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2025 transitions. [2018-12-08 17:56:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:45,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:45,839 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:46,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1039 states and 2026 transitions. [2018-12-08 17:56:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2026 transitions. [2018-12-08 17:56:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:46,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1044 states and 2043 transitions. [2018-12-08 17:56:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2043 transitions. [2018-12-08 17:56:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:48,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1045 states and 2043 transitions. [2018-12-08 17:56:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2043 transitions. [2018-12-08 17:56:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:56:48,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:48,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1046 states and 2044 transitions. [2018-12-08 17:56:48,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2044 transitions. [2018-12-08 17:56:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 17:56:48,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 17:56:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1049 states and 2047 transitions. [2018-12-08 17:56:49,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2047 transitions. [2018-12-08 17:56:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:56:49,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:49,383 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 17:56:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1050 states and 2049 transitions. [2018-12-08 17:56:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2049 transitions. [2018-12-08 17:56:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:49,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1070 states and 2113 transitions. [2018-12-08 17:56:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2113 transitions. [2018-12-08 17:56:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:53,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:56:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1073 states and 2138 transitions. [2018-12-08 17:56:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2138 transitions. [2018-12-08 17:56:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 17:56:54,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:54,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:56:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:54,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1074 states and 2138 transitions. [2018-12-08 17:56:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2138 transitions. [2018-12-08 17:56:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:54,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:54,392 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1075 states and 2138 transitions. [2018-12-08 17:56:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2138 transitions. [2018-12-08 17:56:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:54,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1076 states and 2139 transitions. [2018-12-08 17:56:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2139 transitions. [2018-12-08 17:56:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:54,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:54,499 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1079 states and 2142 transitions. [2018-12-08 17:56:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2142 transitions. [2018-12-08 17:56:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:54,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:56:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:55,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1080 states and 2143 transitions. [2018-12-08 17:56:55,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2143 transitions. [2018-12-08 17:56:55,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:55,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1085 states and 2160 transitions. [2018-12-08 17:56:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2160 transitions. [2018-12-08 17:56:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:59,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:56:59,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:56:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1086 states and 2160 transitions. [2018-12-08 17:56:59,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2160 transitions. [2018-12-08 17:56:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:56:59,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:56:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:59,927 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:57:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1089 states and 2164 transitions. [2018-12-08 17:57:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2164 transitions. [2018-12-08 17:57:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 17:57:00,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 17:57:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 890 states and 1771 transitions. [2018-12-08 17:57:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1771 transitions. [2018-12-08 17:57:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:00,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:57:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 893 states and 1774 transitions. [2018-12-08 17:57:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1774 transitions. [2018-12-08 17:57:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:00,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:57:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 898 states and 1783 transitions. [2018-12-08 17:57:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1783 transitions. [2018-12-08 17:57:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:01,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:01,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:01,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 900 states and 1785 transitions. [2018-12-08 17:57:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1785 transitions. [2018-12-08 17:57:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:01,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:01,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 902 states and 1787 transitions. [2018-12-08 17:57:01,744 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1787 transitions. [2018-12-08 17:57:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:01,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 17:57:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 905 states and 1791 transitions. [2018-12-08 17:57:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1791 transitions. [2018-12-08 17:57:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:01,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:57:01,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 906 states and 1791 transitions. [2018-12-08 17:57:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1791 transitions. [2018-12-08 17:57:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:01,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:57:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 907 states and 1791 transitions. [2018-12-08 17:57:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1791 transitions. [2018-12-08 17:57:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:02,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:57:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 910 states and 1795 transitions. [2018-12-08 17:57:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1795 transitions. [2018-12-08 17:57:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:02,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:02,767 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:57:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 913 states and 1798 transitions. [2018-12-08 17:57:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1798 transitions. [2018-12-08 17:57:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:02,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 915 states and 1800 transitions. [2018-12-08 17:57:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1800 transitions. [2018-12-08 17:57:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:03,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:57:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 920 states and 1809 transitions. [2018-12-08 17:57:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1809 transitions. [2018-12-08 17:57:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 17:57:03,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:04,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 922 states and 1811 transitions. [2018-12-08 17:57:04,046 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1811 transitions. [2018-12-08 17:57:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:57:04,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:57:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:05,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 926 states and 1823 transitions. [2018-12-08 17:57:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1823 transitions. [2018-12-08 17:57:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 17:57:05,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:57:05,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 927 states and 1824 transitions. [2018-12-08 17:57:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1824 transitions. [2018-12-08 17:57:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-08 17:57:05,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:57:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 930 states and 1828 transitions. [2018-12-08 17:57:06,373 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1828 transitions. [2018-12-08 17:57:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-08 17:57:06,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 932 states and 1830 transitions. [2018-12-08 17:57:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1830 transitions. [2018-12-08 17:57:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-08 17:57:06,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 934 states and 1832 transitions. [2018-12-08 17:57:06,494 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1832 transitions. [2018-12-08 17:57:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 17:57:06,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 17:57:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 935 states and 1834 transitions. [2018-12-08 17:57:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1834 transitions. [2018-12-08 17:57:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:57:06,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:57:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 936 states and 1835 transitions. [2018-12-08 17:57:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1835 transitions. [2018-12-08 17:57:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 17:57:06,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:57:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 939 states and 1838 transitions. [2018-12-08 17:57:06,779 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1838 transitions. [2018-12-08 17:57:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 17:57:06,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,805 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 17:57:06,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 940 states and 1838 transitions. [2018-12-08 17:57:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1838 transitions. [2018-12-08 17:57:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:06,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 17:57:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:07,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 945 states and 1850 transitions. [2018-12-08 17:57:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1850 transitions. [2018-12-08 17:57:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:07,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 947 states and 1852 transitions. [2018-12-08 17:57:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1852 transitions. [2018-12-08 17:57:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:07,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:07,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 861 states and 1688 transitions. [2018-12-08 17:57:07,372 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1688 transitions. [2018-12-08 17:57:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-08 17:57:07,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:07,407 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 17:57:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 864 states and 1691 transitions. [2018-12-08 17:57:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1691 transitions. [2018-12-08 17:57:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-08 17:57:07,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 17:57:07,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 865 states and 1691 transitions. [2018-12-08 17:57:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1691 transitions. [2018-12-08 17:57:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-08 17:57:07,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 17:57:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 873 states and 1713 transitions. [2018-12-08 17:57:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1713 transitions. [2018-12-08 17:57:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 17:57:08,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:09,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 875 states and 1715 transitions. [2018-12-08 17:57:09,019 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1715 transitions. [2018-12-08 17:57:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 17:57:09,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 877 states and 1717 transitions. [2018-12-08 17:57:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1717 transitions. [2018-12-08 17:57:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-08 17:57:09,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:09,119 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:09,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:09,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 879 states and 1719 transitions. [2018-12-08 17:57:09,144 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1719 transitions. [2018-12-08 17:57:09,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-08 17:57:09,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:09,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 17:57:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 881 states and 1721 transitions. [2018-12-08 17:57:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1721 transitions. [2018-12-08 17:57:09,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 17:57:09,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 17:57:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:10,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 885 states and 1729 transitions. [2018-12-08 17:57:10,565 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1729 transitions. [2018-12-08 17:57:10,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 17:57:10,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 17:57:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 887 states and 1731 transitions. [2018-12-08 17:57:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1731 transitions. [2018-12-08 17:57:11,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 17:57:11,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:11,917 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-08 17:57:13,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 889 states and 1733 transitions. [2018-12-08 17:57:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1733 transitions. [2018-12-08 17:57:13,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 17:57:13,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:13,614 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 17:57:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:17,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 894 states and 1746 transitions. [2018-12-08 17:57:17,544 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1746 transitions. [2018-12-08 17:57:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 17:57:17,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-08 17:57:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:17,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 895 states and 1746 transitions. [2018-12-08 17:57:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1746 transitions. [2018-12-08 17:57:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 17:57:17,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 17:57:17,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:17,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 896 states and 1747 transitions. [2018-12-08 17:57:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1747 transitions. [2018-12-08 17:57:17,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:17,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:17,939 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 17:57:17,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 898 states and 1749 transitions. [2018-12-08 17:57:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1749 transitions. [2018-12-08 17:57:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 17:57:17,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 17:57:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 900 states and 1751 transitions. [2018-12-08 17:57:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1751 transitions. [2018-12-08 17:57:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 17:57:18,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:57:18,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 903 states and 1754 transitions. [2018-12-08 17:57:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1754 transitions. [2018-12-08 17:57:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:18,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:57:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 901 states and 1748 transitions. [2018-12-08 17:57:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1748 transitions. [2018-12-08 17:57:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:57:18,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,160 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 17:57:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 902 states and 1749 transitions. [2018-12-08 17:57:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1749 transitions. [2018-12-08 17:57:18,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 17:57:18,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 17:57:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 904 states and 1751 transitions. [2018-12-08 17:57:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1751 transitions. [2018-12-08 17:57:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:57:18,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:18,761 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:57:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 910 states and 1768 transitions. [2018-12-08 17:57:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1768 transitions. [2018-12-08 17:57:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:57:22,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:22,300 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 23 proven. 17 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 17:57:22,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 911 states and 1768 transitions. [2018-12-08 17:57:22,365 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1768 transitions. [2018-12-08 17:57:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:57:22,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:57:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 918 states and 1784 transitions. [2018-12-08 17:57:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1784 transitions. [2018-12-08 17:57:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:57:24,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 17:57:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 922 states and 1788 transitions. [2018-12-08 17:57:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1788 transitions. [2018-12-08 17:57:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 17:57:24,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:57:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 928 states and 1803 transitions. [2018-12-08 17:57:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1803 transitions. [2018-12-08 17:57:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 17:57:26,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 17:57:26,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 930 states and 1803 transitions. [2018-12-08 17:57:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1803 transitions. [2018-12-08 17:57:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:57:26,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-08 17:57:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 932 states and 1805 transitions. [2018-12-08 17:57:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1805 transitions. [2018-12-08 17:57:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 17:57:27,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-08 17:57:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 930 states and 1798 transitions. [2018-12-08 17:57:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1798 transitions. [2018-12-08 17:57:27,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 17:57:27,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 17:57:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 935 states and 1817 transitions. [2018-12-08 17:57:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1817 transitions. [2018-12-08 17:57:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 17:57:28,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 17:57:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 936 states and 1817 transitions. [2018-12-08 17:57:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1817 transitions. [2018-12-08 17:57:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 17:57:29,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-08 17:57:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 938 states and 1819 transitions. [2018-12-08 17:57:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1819 transitions. [2018-12-08 17:57:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 17:57:30,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 17:57:30,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 942 states and 1823 transitions. [2018-12-08 17:57:30,401 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1823 transitions. [2018-12-08 17:57:30,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 17:57:30,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-08 17:57:30,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 944 states and 1825 transitions. [2018-12-08 17:57:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1825 transitions. [2018-12-08 17:57:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:57:30,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:30,526 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-08 17:57:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 946 states and 1827 transitions. [2018-12-08 17:57:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1827 transitions. [2018-12-08 17:57:30,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 17:57:30,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:30,594 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:57:30,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 948 states and 1829 transitions. [2018-12-08 17:57:30,617 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1829 transitions. [2018-12-08 17:57:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 17:57:30,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:57:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:57:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:57:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:57:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 524 states and 855 transitions. [2018-12-08 17:57:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 855 transitions. [2018-12-08 17:57:30,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:57:30,677 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 350 iterations. [2018-12-08 17:57:30,683 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 17:57:31,492 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,494 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 17:57:31,499 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,499 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,500 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:57:31,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:57:31 ImpRootNode [2018-12-08 17:57:31,502 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:57:31,503 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:57:31,503 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:57:31,503 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:57:31,503 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:55:01" (3/4) ... [2018-12-08 17:57:31,506 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:57:31,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_idx_inc [2018-12-08 17:57:31,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2018-12-08 17:57:31,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_exit [2018-12-08 17:57:31,510 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure uspace_ring_map [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_destroy [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_write [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_init [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_free [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_head_event [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_poll [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_unmap_user_pages [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_64 [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-12-08 17:57:31,511 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_open [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_lookup [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_mmap [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_release_buffers [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_destroy [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_to_host [2018-12-08 17:57:31,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-12-08 17:57:31,532 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 208 nodes and edges [2018-12-08 17:57:31,535 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2018-12-08 17:57:31,537 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-08 17:57:31,538 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 17:57:31,540 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 17:57:31,669 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_972fdca7-8058-4fc6-a22a-9c742d27476a/bin-2019/ukojak/witness.graphml [2018-12-08 17:57:31,669 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:57:31,670 INFO L168 Benchmark]: Toolchain (without parser) took 766358.88 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 948.4 MB). Free memory was 944.0 MB in the beginning and 689.3 MB in the end (delta: 254.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,671 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:57:31,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 944.0 MB in the beginning and 963.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.68 ms. Allocated memory is still 1.1 GB. Free memory was 963.9 MB in the beginning and 944.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,671 INFO L168 Benchmark]: Boogie Preprocessor took 92.93 ms. Allocated memory is still 1.1 GB. Free memory was 944.5 MB in the beginning and 918.7 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,672 INFO L168 Benchmark]: RCFGBuilder took 614472.83 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 918.7 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,672 INFO L168 Benchmark]: CodeCheck took 150366.60 ms. Allocated memory was 3.4 GB in the beginning and 2.0 GB in the end (delta: -1.4 GB). Free memory was 1.9 GB in the beginning and 808.8 MB in the end (delta: 1.1 GB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:57:31,672 INFO L168 Benchmark]: Witness Printer took 166.39 ms. Allocated memory is still 2.0 GB. Free memory was 808.8 MB in the beginning and 689.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:57:31,674 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 31 procedures, 359 locations, 1 error locations. SAFE Result, 149.5s OverallTime, 350 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -656127748 SDtfs, 1624524268 SDslu, -1327063804 SDs, 0 SdLazy, 356332512 SolverSat, 854857084 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 778.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 326515 GetRequests, 325039 SyntacticMatches, 440 SemanticMatches, 1036 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601845 ImplicationChecksByTransitivity, 129.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 32229 NumberOfCodeBlocks, 32229 NumberOfCodeBlocksAsserted, 349 NumberOfCheckSat, 31880 ConstructedInterpolants, 0 QuantifiedInterpolants, 5689892 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 349 InterpolantComputations, 303 PerfectInterpolantSequences, 15560/16417 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: 7829]: 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: 7712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7032]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7086]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7059]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6989]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7633]: Loop Invariant Derived loop invariant: ((!(1 == ldv_mutex_lock) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(1 == ldv_mutex_mutex_of_device)) || !(0 == err) - InvariantResult [Line: 7102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7059]: Loop Invariant Derived loop invariant: (((!(1 == ldv_mutex_mutex_of_device) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(1 == ldv_mutex_lock)) || !(err == 0)) || 0 == ldv_state_variable_1 - InvariantResult [Line: 6581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7054]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7035]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6337]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8165]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1163.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 944.0 MB in the beginning and 963.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.68 ms. Allocated memory is still 1.1 GB. Free memory was 963.9 MB in the beginning and 944.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.93 ms. Allocated memory is still 1.1 GB. Free memory was 944.5 MB in the beginning and 918.7 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 614472.83 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 918.7 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. * CodeCheck took 150366.60 ms. Allocated memory was 3.4 GB in the beginning and 2.0 GB in the end (delta: -1.4 GB). Free memory was 1.9 GB in the beginning and 808.8 MB in the end (delta: 1.1 GB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 166.39 ms. Allocated memory is still 2.0 GB. Free memory was 808.8 MB in the beginning and 689.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...