./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.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_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/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 94063d390c7a1633bae72ea63bdcec282541af9e 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.......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/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 94063d390c7a1633bae72ea63bdcec282541af9e ............................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 23:20:18,228 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:20:18,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:20:18,235 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:20:18,236 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:20:18,236 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:20:18,237 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:20:18,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:20:18,238 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:20:18,239 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:20:18,239 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:20:18,239 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:20:18,240 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:20:18,240 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:20:18,241 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:20:18,241 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:20:18,242 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:20:18,242 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:20:18,243 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:20:18,244 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:20:18,245 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:20:18,245 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:20:18,246 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:20:18,247 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:20:18,247 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:20:18,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:20:18,248 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:20:18,248 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:20:18,249 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:20:18,249 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:20:18,249 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:20:18,250 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:20:18,250 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:20:18,250 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:20:18,250 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:20:18,251 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:20:18,251 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-02 23:20:18,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:20:18,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:20:18,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:20:18,259 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 23:20:18,259 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:20:18,259 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:20:18,259 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:20:18,259 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 23:20:18,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:20:18,260 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 23:20:18,260 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:20:18,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:20:18,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 23:20:18,261 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 23:20:18,261 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_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/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 -> 94063d390c7a1633bae72ea63bdcec282541af9e [2018-12-02 23:20:18,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:20:18,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:20:18,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:20:18,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:20:18,293 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:20:18,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i [2018-12-02 23:20:18,329 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/e3d10c1b2/a0430cd3942d4d57b4b624583e569603/FLAG757179b44 [2018-12-02 23:20:18,858 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:20:18,858 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i [2018-12-02 23:20:18,873 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/e3d10c1b2/a0430cd3942d4d57b4b624583e569603/FLAG757179b44 [2018-12-02 23:20:19,359 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/e3d10c1b2/a0430cd3942d4d57b4b624583e569603 [2018-12-02 23:20:19,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:20:19,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:20:19,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:20:19,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:20:19,365 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:20:19,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:20:19" (1/1) ... [2018-12-02 23:20:19,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f913b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:19, skipping insertion in model container [2018-12-02 23:20:19,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:20:19" (1/1) ... [2018-12-02 23:20:19,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:20:19,414 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:20:19,614 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3496] [2018-12-02 23:20:19,614 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3498-3499] [2018-12-02 23:20:19,615 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3500-3502] [2018-12-02 23:20:19,615 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3503-3504] [2018-12-02 23:20:19,615 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3505] [2018-12-02 23:20:19,616 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3511-3512] [2018-12-02 23:20:19,616 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3513] [2018-12-02 23:20:19,617 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3516] [2018-12-02 23:20:19,623 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3929] [2018-12-02 23:20:19,624 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3930] [2018-12-02 23:20:19,624 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3931] [2018-12-02 23:20:19,624 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3932] [2018-12-02 23:20:19,624 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3933] [2018-12-02 23:20:19,625 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3934] [2018-12-02 23:20:20,051 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:20:20,068 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:20:20,106 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3496] [2018-12-02 23:20:20,107 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3498-3499] [2018-12-02 23:20:20,107 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3500-3502] [2018-12-02 23:20:20,107 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3503-3504] [2018-12-02 23:20:20,107 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3505] [2018-12-02 23:20:20,108 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3511-3512] [2018-12-02 23:20:20,108 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3513] [2018-12-02 23:20:20,108 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3516] [2018-12-02 23:20:20,113 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3929] [2018-12-02 23:20:20,113 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3930] [2018-12-02 23:20:20,113 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3931] [2018-12-02 23:20:20,113 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3932] [2018-12-02 23:20:20,114 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3933] [2018-12-02 23:20:20,114 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3934] [2018-12-02 23:20:20,194 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:20:20,229 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:20:20,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20 WrapperNode [2018-12-02 23:20:20,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:20:20,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:20:20,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:20:20,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:20:20,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:20:20,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:20:20,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:20:20,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:20:20,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... [2018-12-02 23:20:20,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:20:20,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:20:20,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:20:20,374 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:20:20,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-12-02 23:20:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-02 23:20:20,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-02 23:20:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-02 23:20:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-12-02 23:20:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 23:20:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-02 23:20:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-12-02 23:20:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2018-12-02 23:20:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 23:20:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-02 23:20:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2018-12-02 23:20:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2018-12-02 23:20:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 23:20:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-02 23:20:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-02 23:20:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2018-12-02 23:20:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2018-12-02 23:20:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2018-12-02 23:20:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2018-12-02 23:20:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2018-12-02 23:20:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2018-12-02 23:20:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2018-12-02 23:20:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmset [2018-12-02 23:20:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmset [2018-12-02 23:20:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmget [2018-12-02 23:20:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmget [2018-12-02 23:20:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-12-02 23:20:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-12-02 23:20:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 23:20:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 23:20:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_ioctl [2018-12-02 23:20:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_ioctl [2018-12-02 23:20:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2018-12-02 23:20:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2018-12-02 23:20:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2018-12-02 23:20:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2018-12-02 23:20:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-12-02 23:20:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-12-02 23:20:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_room [2018-12-02 23:20:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_room [2018-12-02 23:20:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 23:20:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 23:20:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2018-12-02 23:20:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2018-12-02 23:20:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init_termios [2018-12-02 23:20:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init_termios [2018-12-02 23:20:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2018-12-02 23:20:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2018-12-02 23:20:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-02 23:20:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-02 23:20:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-02 23:20:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-02 23:20:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 23:20:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_set_termios [2018-12-02 23:20:20,417 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_set_termios [2018-12-02 23:20:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-02 23:20:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 23:20:20,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 23:20:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:20:20,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:20:28,192 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:20:28,192 INFO L280 CfgBuilder]: Removed 125 assue(true) statements. [2018-12-02 23:20:28,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:20:28 BoogieIcfgContainer [2018-12-02 23:20:28,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:20:28,193 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 23:20:28,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 23:20:28,200 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 23:20:28,200 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:20:28" (1/1) ... [2018-12-02 23:20:28,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:20:28,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 407 states and 591 transitions. [2018-12-02 23:20:28,235 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 591 transitions. [2018-12-02 23:20:28,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 23:20:28,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:28,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 409 states and 620 transitions. [2018-12-02 23:20:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 620 transitions. [2018-12-02 23:20:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 23:20:28,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 413 states and 654 transitions. [2018-12-02 23:20:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 654 transitions. [2018-12-02 23:20:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 23:20:28,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:20:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:28,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 416 states and 660 transitions. [2018-12-02 23:20:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 660 transitions. [2018-12-02 23:20:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 23:20:28,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:20:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:28,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 419 states and 665 transitions. [2018-12-02 23:20:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 665 transitions. [2018-12-02 23:20:28,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 23:20:28,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 424 states and 699 transitions. [2018-12-02 23:20:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 699 transitions. [2018-12-02 23:20:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 23:20:29,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 423 states and 694 transitions. [2018-12-02 23:20:29,289 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 694 transitions. [2018-12-02 23:20:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 23:20:29,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,340 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:20:29,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 424 states and 694 transitions. [2018-12-02 23:20:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 694 transitions. [2018-12-02 23:20:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 23:20:29,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 427 states and 699 transitions. [2018-12-02 23:20:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 699 transitions. [2018-12-02 23:20:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 23:20:29,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 426 states and 694 transitions. [2018-12-02 23:20:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 694 transitions. [2018-12-02 23:20:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 23:20:29,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:20:29,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 427 states and 694 transitions. [2018-12-02 23:20:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 694 transitions. [2018-12-02 23:20:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 23:20:29,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 23:20:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:29,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 429 states and 696 transitions. [2018-12-02 23:20:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 696 transitions. [2018-12-02 23:20:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 23:20:29,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 434 states and 731 transitions. [2018-12-02 23:20:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 731 transitions. [2018-12-02 23:20:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 23:20:30,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,066 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 23:20:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 435 states and 732 transitions. [2018-12-02 23:20:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 732 transitions. [2018-12-02 23:20:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 23:20:30,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 23:20:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 435 states and 727 transitions. [2018-12-02 23:20:30,206 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 727 transitions. [2018-12-02 23:20:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 23:20:30,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,270 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 23:20:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 436 states and 727 transitions. [2018-12-02 23:20:30,281 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 727 transitions. [2018-12-02 23:20:30,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 23:20:30,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 23:20:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 442 states and 760 transitions. [2018-12-02 23:20:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 760 transitions. [2018-12-02 23:20:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 23:20:30,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:20:30,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 443 states and 760 transitions. [2018-12-02 23:20:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 760 transitions. [2018-12-02 23:20:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 23:20:30,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-02 23:20:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 444 states and 760 transitions. [2018-12-02 23:20:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 760 transitions. [2018-12-02 23:20:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 23:20:30,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,711 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 451 states and 790 transitions. [2018-12-02 23:20:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 790 transitions. [2018-12-02 23:20:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-02 23:20:30,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:31,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:31,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 453 states and 816 transitions. [2018-12-02 23:20:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 816 transitions. [2018-12-02 23:20:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 23:20:31,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 460 states and 849 transitions. [2018-12-02 23:20:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 849 transitions. [2018-12-02 23:20:31,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 23:20:31,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:31,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 463 states and 856 transitions. [2018-12-02 23:20:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 856 transitions. [2018-12-02 23:20:31,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 23:20:31,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:31,524 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-02 23:20:31,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:31,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 464 states and 856 transitions. [2018-12-02 23:20:31,541 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 856 transitions. [2018-12-02 23:20:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 23:20:31,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 467 states and 862 transitions. [2018-12-02 23:20:31,616 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 862 transitions. [2018-12-02 23:20:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 23:20:31,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 23:20:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 487 states and 920 transitions. [2018-12-02 23:20:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 920 transitions. [2018-12-02 23:20:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 23:20:32,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:32,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 488 states and 920 transitions. [2018-12-02 23:20:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 920 transitions. [2018-12-02 23:20:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 23:20:32,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 495 states and 931 transitions. [2018-12-02 23:20:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 931 transitions. [2018-12-02 23:20:32,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 23:20:32,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:32,389 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 497 states and 933 transitions. [2018-12-02 23:20:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 933 transitions. [2018-12-02 23:20:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 23:20:32,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:33,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 538 states and 1057 transitions. [2018-12-02 23:20:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1057 transitions. [2018-12-02 23:20:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 23:20:33,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:33,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 541 states and 1061 transitions. [2018-12-02 23:20:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1061 transitions. [2018-12-02 23:20:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 23:20:33,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 23:20:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 544 states and 1065 transitions. [2018-12-02 23:20:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1065 transitions. [2018-12-02 23:20:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 23:20:34,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:34,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 545 states and 1066 transitions. [2018-12-02 23:20:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1066 transitions. [2018-12-02 23:20:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 23:20:34,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 546 states and 1066 transitions. [2018-12-02 23:20:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1066 transitions. [2018-12-02 23:20:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 23:20:34,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:34,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 548 states and 1069 transitions. [2018-12-02 23:20:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1069 transitions. [2018-12-02 23:20:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 23:20:34,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:20:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 550 states and 1094 transitions. [2018-12-02 23:20:34,634 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1094 transitions. [2018-12-02 23:20:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 23:20:34,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,688 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 551 states and 1095 transitions. [2018-12-02 23:20:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1095 transitions. [2018-12-02 23:20:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:34,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 552 states and 1095 transitions. [2018-12-02 23:20:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1095 transitions. [2018-12-02 23:20:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 23:20:34,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,867 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 554 states and 1098 transitions. [2018-12-02 23:20:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1098 transitions. [2018-12-02 23:20:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 23:20:34,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:20:34,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 554 states and 1097 transitions. [2018-12-02 23:20:35,000 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1097 transitions. [2018-12-02 23:20:35,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 23:20:35,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:35,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 555 states and 1098 transitions. [2018-12-02 23:20:35,184 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1098 transitions. [2018-12-02 23:20:35,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 23:20:35,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:35,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 571 states and 1145 transitions. [2018-12-02 23:20:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1145 transitions. [2018-12-02 23:20:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 23:20:35,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 575 states and 1186 transitions. [2018-12-02 23:20:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1186 transitions. [2018-12-02 23:20:36,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 23:20:36,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 577 states and 1187 transitions. [2018-12-02 23:20:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1187 transitions. [2018-12-02 23:20:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 23:20:36,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:20:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 578 states and 1187 transitions. [2018-12-02 23:20:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1187 transitions. [2018-12-02 23:20:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 23:20:36,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 577 states and 1171 transitions. [2018-12-02 23:20:36,358 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1171 transitions. [2018-12-02 23:20:36,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:36,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:20:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 578 states and 1171 transitions. [2018-12-02 23:20:36,522 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1171 transitions. [2018-12-02 23:20:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 23:20:36,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:20:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 581 states and 1178 transitions. [2018-12-02 23:20:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1178 transitions. [2018-12-02 23:20:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 23:20:36,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 583 states and 1180 transitions. [2018-12-02 23:20:36,831 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1180 transitions. [2018-12-02 23:20:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:36,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 586 states and 1184 transitions. [2018-12-02 23:20:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1184 transitions. [2018-12-02 23:20:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:36,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:37,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 590 states and 1190 transitions. [2018-12-02 23:20:37,189 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1190 transitions. [2018-12-02 23:20:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:37,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:37,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 592 states and 1192 transitions. [2018-12-02 23:20:37,291 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1192 transitions. [2018-12-02 23:20:37,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:37,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 594 states and 1194 transitions. [2018-12-02 23:20:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1194 transitions. [2018-12-02 23:20:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:37,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 595 states and 1194 transitions. [2018-12-02 23:20:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1194 transitions. [2018-12-02 23:20:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:37,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,521 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 597 states and 1195 transitions. [2018-12-02 23:20:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1195 transitions. [2018-12-02 23:20:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:37,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:20:37,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 600 states and 1203 transitions. [2018-12-02 23:20:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1203 transitions. [2018-12-02 23:20:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:37,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:37,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 603 states and 1208 transitions. [2018-12-02 23:20:37,668 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1208 transitions. [2018-12-02 23:20:37,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 23:20:37,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:38,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 614 states and 1259 transitions. [2018-12-02 23:20:38,311 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1259 transitions. [2018-12-02 23:20:38,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:38,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:20:38,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 615 states and 1259 transitions. [2018-12-02 23:20:38,407 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1259 transitions. [2018-12-02 23:20:38,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:38,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:40,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 641 states and 1347 transitions. [2018-12-02 23:20:40,410 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1347 transitions. [2018-12-02 23:20:40,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 23:20:40,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 642 states and 1348 transitions. [2018-12-02 23:20:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1348 transitions. [2018-12-02 23:20:40,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:40,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 643 states and 1350 transitions. [2018-12-02 23:20:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1350 transitions. [2018-12-02 23:20:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:40,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 649 states and 1362 transitions. [2018-12-02 23:20:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1362 transitions. [2018-12-02 23:20:40,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 23:20:40,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,710 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 650 states and 1362 transitions. [2018-12-02 23:20:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1362 transitions. [2018-12-02 23:20:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:40,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,873 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 651 states and 1363 transitions. [2018-12-02 23:20:40,902 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1363 transitions. [2018-12-02 23:20:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:40,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:20:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 652 states and 1363 transitions. [2018-12-02 23:20:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1363 transitions. [2018-12-02 23:20:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:40,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 654 states and 1365 transitions. [2018-12-02 23:20:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1365 transitions. [2018-12-02 23:20:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:41,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:41,192 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:20:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 655 states and 1365 transitions. [2018-12-02 23:20:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1365 transitions. [2018-12-02 23:20:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:41,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:41,302 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:20:41,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 659 states and 1373 transitions. [2018-12-02 23:20:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1373 transitions. [2018-12-02 23:20:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:41,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:20:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 661 states and 1398 transitions. [2018-12-02 23:20:42,079 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1398 transitions. [2018-12-02 23:20:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:42,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:20:42,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 662 states and 1398 transitions. [2018-12-02 23:20:42,189 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1398 transitions. [2018-12-02 23:20:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:42,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 665 states and 1402 transitions. [2018-12-02 23:20:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1402 transitions. [2018-12-02 23:20:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 23:20:42,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 667 states and 1404 transitions. [2018-12-02 23:20:42,570 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1404 transitions. [2018-12-02 23:20:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 23:20:42,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:42,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 668 states and 1404 transitions. [2018-12-02 23:20:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1404 transitions. [2018-12-02 23:20:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:42,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:42,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 670 states and 1406 transitions. [2018-12-02 23:20:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1406 transitions. [2018-12-02 23:20:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:42,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 673 states and 1409 transitions. [2018-12-02 23:20:42,798 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1409 transitions. [2018-12-02 23:20:42,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:42,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:42,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 677 states and 1419 transitions. [2018-12-02 23:20:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1419 transitions. [2018-12-02 23:20:42,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:42,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 681 states and 1426 transitions. [2018-12-02 23:20:43,043 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1426 transitions. [2018-12-02 23:20:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:43,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:43,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:43,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 683 states and 1429 transitions. [2018-12-02 23:20:43,113 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1429 transitions. [2018-12-02 23:20:43,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 23:20:43,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:20:43,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:43,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 690 states and 1461 transitions. [2018-12-02 23:20:43,887 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1461 transitions. [2018-12-02 23:20:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:43,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:20:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 693 states and 1467 transitions. [2018-12-02 23:20:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1467 transitions. [2018-12-02 23:20:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:44,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:20:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 694 states and 1468 transitions. [2018-12-02 23:20:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1468 transitions. [2018-12-02 23:20:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:44,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:20:45,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 708 states and 1510 transitions. [2018-12-02 23:20:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1510 transitions. [2018-12-02 23:20:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:20:45,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:20:45,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 710 states and 1511 transitions. [2018-12-02 23:20:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1511 transitions. [2018-12-02 23:20:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 23:20:45,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:20:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 711 states and 1511 transitions. [2018-12-02 23:20:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1511 transitions. [2018-12-02 23:20:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:45,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:20:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 715 states and 1517 transitions. [2018-12-02 23:20:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1517 transitions. [2018-12-02 23:20:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:45,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 717 states and 1518 transitions. [2018-12-02 23:20:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1518 transitions. [2018-12-02 23:20:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:45,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:45,967 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 717 states and 1517 transitions. [2018-12-02 23:20:45,994 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1517 transitions. [2018-12-02 23:20:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:45,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:20:46,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 718 states and 1517 transitions. [2018-12-02 23:20:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1517 transitions. [2018-12-02 23:20:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 23:20:46,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,156 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 720 states and 1520 transitions. [2018-12-02 23:20:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1520 transitions. [2018-12-02 23:20:46,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:46,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:20:46,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 721 states and 1521 transitions. [2018-12-02 23:20:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1521 transitions. [2018-12-02 23:20:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:46,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 724 states and 1525 transitions. [2018-12-02 23:20:46,464 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1525 transitions. [2018-12-02 23:20:46,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 23:20:46,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,506 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:46,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 730 states and 1538 transitions. [2018-12-02 23:20:46,839 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1538 transitions. [2018-12-02 23:20:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:46,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:46,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 732 states and 1539 transitions. [2018-12-02 23:20:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1539 transitions. [2018-12-02 23:20:46,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:46,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 731 states and 1517 transitions. [2018-12-02 23:20:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1517 transitions. [2018-12-02 23:20:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:47,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 733 states and 1524 transitions. [2018-12-02 23:20:47,345 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1524 transitions. [2018-12-02 23:20:47,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:20:47,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,387 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 735 states and 1555 transitions. [2018-12-02 23:20:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1555 transitions. [2018-12-02 23:20:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:47,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 23:20:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 737 states and 1557 transitions. [2018-12-02 23:20:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1557 transitions. [2018-12-02 23:20:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:47,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:20:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 738 states and 1557 transitions. [2018-12-02 23:20:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1557 transitions. [2018-12-02 23:20:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:47,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 23:20:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 740 states and 1559 transitions. [2018-12-02 23:20:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1559 transitions. [2018-12-02 23:20:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:47,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 742 states and 1562 transitions. [2018-12-02 23:20:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1562 transitions. [2018-12-02 23:20:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:47,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 743 states and 1562 transitions. [2018-12-02 23:20:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1562 transitions. [2018-12-02 23:20:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 23:20:48,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:20:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 744 states and 1563 transitions. [2018-12-02 23:20:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1563 transitions. [2018-12-02 23:20:48,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:48,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:48,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:48,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 747 states and 1568 transitions. [2018-12-02 23:20:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1568 transitions. [2018-12-02 23:20:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:48,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:48,793 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:20:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 748 states and 1569 transitions. [2018-12-02 23:20:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1569 transitions. [2018-12-02 23:20:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:49,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:20:49,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 751 states and 1573 transitions. [2018-12-02 23:20:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1573 transitions. [2018-12-02 23:20:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 23:20:49,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:20:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 752 states and 1575 transitions. [2018-12-02 23:20:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1575 transitions. [2018-12-02 23:20:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 23:20:49,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:20:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 753 states and 1576 transitions. [2018-12-02 23:20:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1576 transitions. [2018-12-02 23:20:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:20:49,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-02 23:20:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 754 states and 1576 transitions. [2018-12-02 23:20:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1576 transitions. [2018-12-02 23:20:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:49,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:49,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 760 states and 1589 transitions. [2018-12-02 23:20:49,600 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1589 transitions. [2018-12-02 23:20:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:49,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:49,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 765 states and 1598 transitions. [2018-12-02 23:20:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1598 transitions. [2018-12-02 23:20:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:20:49,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 767 states and 1599 transitions. [2018-12-02 23:20:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1599 transitions. [2018-12-02 23:20:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:49,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:49,971 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:20:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 769 states and 1601 transitions. [2018-12-02 23:20:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1601 transitions. [2018-12-02 23:20:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:50,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,050 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 771 states and 1604 transitions. [2018-12-02 23:20:50,070 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1604 transitions. [2018-12-02 23:20:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 23:20:50,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 774 states and 1609 transitions. [2018-12-02 23:20:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1609 transitions. [2018-12-02 23:20:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:50,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-02 23:20:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 776 states and 1611 transitions. [2018-12-02 23:20:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1611 transitions. [2018-12-02 23:20:50,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:50,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,438 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:20:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 777 states and 1612 transitions. [2018-12-02 23:20:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1612 transitions. [2018-12-02 23:20:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 23:20:50,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:50,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 779 states and 1614 transitions. [2018-12-02 23:20:50,534 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1614 transitions. [2018-12-02 23:20:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 23:20:50,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:50,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 781 states and 1621 transitions. [2018-12-02 23:20:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1621 transitions. [2018-12-02 23:20:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 23:20:50,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 783 states and 1623 transitions. [2018-12-02 23:20:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1623 transitions. [2018-12-02 23:20:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:20:50,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:20:51,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:51,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 789 states and 1629 transitions. [2018-12-02 23:20:51,017 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1629 transitions. [2018-12-02 23:20:51,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:20:51,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:20:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 790 states and 1630 transitions. [2018-12-02 23:20:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1630 transitions. [2018-12-02 23:20:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:20:51,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:51,164 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:20:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 794 states and 1636 transitions. [2018-12-02 23:20:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1636 transitions. [2018-12-02 23:20:51,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 23:20:51,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 795 states and 1637 transitions. [2018-12-02 23:20:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1637 transitions. [2018-12-02 23:20:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 23:20:51,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:20:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 796 states and 1637 transitions. [2018-12-02 23:20:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1637 transitions. [2018-12-02 23:20:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:52,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 801 states and 1662 transitions. [2018-12-02 23:20:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1662 transitions. [2018-12-02 23:20:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:52,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:52,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 803 states and 1675 transitions. [2018-12-02 23:20:52,979 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1675 transitions. [2018-12-02 23:20:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:52,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 808 states and 1691 transitions. [2018-12-02 23:20:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1691 transitions. [2018-12-02 23:20:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:53,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:54,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 809 states and 1693 transitions. [2018-12-02 23:20:54,024 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1693 transitions. [2018-12-02 23:20:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:20:54,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:54,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 819 states and 1713 transitions. [2018-12-02 23:20:54,085 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1713 transitions. [2018-12-02 23:20:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 23:20:54,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:54,162 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:20:54,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 820 states and 1713 transitions. [2018-12-02 23:20:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1713 transitions. [2018-12-02 23:20:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:20:54,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:20:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 821 states and 1713 transitions. [2018-12-02 23:20:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1713 transitions. [2018-12-02 23:20:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:20:54,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:20:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 823 states and 1715 transitions. [2018-12-02 23:20:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1715 transitions. [2018-12-02 23:20:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:20:54,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:20:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 844 states and 1789 transitions. [2018-12-02 23:20:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1789 transitions. [2018-12-02 23:20:56,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:20:56,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:20:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 846 states and 1790 transitions. [2018-12-02 23:20:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1790 transitions. [2018-12-02 23:20:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:20:56,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:20:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 852 states and 1796 transitions. [2018-12-02 23:20:56,857 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1796 transitions. [2018-12-02 23:20:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:20:56,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:20:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 854 states and 1798 transitions. [2018-12-02 23:20:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1798 transitions. [2018-12-02 23:20:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 23:20:57,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:57,050 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:20:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 857 states and 1802 transitions. [2018-12-02 23:20:57,528 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1802 transitions. [2018-12-02 23:20:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:20:57,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:20:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 861 states and 1809 transitions. [2018-12-02 23:20:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1809 transitions. [2018-12-02 23:20:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:20:57,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 23:20:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 863 states and 1811 transitions. [2018-12-02 23:20:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1811 transitions. [2018-12-02 23:20:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:20:58,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:58,241 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 23:20:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 864 states and 1812 transitions. [2018-12-02 23:20:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1812 transitions. [2018-12-02 23:20:58,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:20:58,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 23:20:58,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:58,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 867 states and 1816 transitions. [2018-12-02 23:20:58,779 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1816 transitions. [2018-12-02 23:20:58,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:20:58,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:58,849 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:20:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 877 states and 1836 transitions. [2018-12-02 23:20:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1836 transitions. [2018-12-02 23:20:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 23:20:59,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:20:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:59,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 880 states and 1841 transitions. [2018-12-02 23:20:59,819 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1841 transitions. [2018-12-02 23:20:59,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:20:59,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:20:59,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:20:59,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 882 states and 1843 transitions. [2018-12-02 23:20:59,927 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1843 transitions. [2018-12-02 23:20:59,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:20:59,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:20:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:20:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:21:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 883 states and 1846 transitions. [2018-12-02 23:21:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1846 transitions. [2018-12-02 23:21:00,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:21:00,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:21:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 885 states and 1853 transitions. [2018-12-02 23:21:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1853 transitions. [2018-12-02 23:21:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 23:21:00,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:21:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 886 states and 1854 transitions. [2018-12-02 23:21:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1854 transitions. [2018-12-02 23:21:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:21:00,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 890 states and 1865 transitions. [2018-12-02 23:21:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1865 transitions. [2018-12-02 23:21:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:00,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 892 states and 1867 transitions. [2018-12-02 23:21:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1867 transitions. [2018-12-02 23:21:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:21:01,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 894 states and 1873 transitions. [2018-12-02 23:21:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1873 transitions. [2018-12-02 23:21:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:21:01,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:21:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 894 states and 1872 transitions. [2018-12-02 23:21:01,233 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1872 transitions. [2018-12-02 23:21:01,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:01,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 896 states and 1874 transitions. [2018-12-02 23:21:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1874 transitions. [2018-12-02 23:21:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:21:01,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:21:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 897 states and 1875 transitions. [2018-12-02 23:21:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1875 transitions. [2018-12-02 23:21:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:21:01,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:01,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 898 states and 1875 transitions. [2018-12-02 23:21:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1875 transitions. [2018-12-02 23:21:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 23:21:01,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 900 states and 1877 transitions. [2018-12-02 23:21:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1877 transitions. [2018-12-02 23:21:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:01,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 902 states and 1879 transitions. [2018-12-02 23:21:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1879 transitions. [2018-12-02 23:21:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:01,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:01,943 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:21:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 912 states and 1900 transitions. [2018-12-02 23:21:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1900 transitions. [2018-12-02 23:21:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:02,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:21:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 918 states and 1907 transitions. [2018-12-02 23:21:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1907 transitions. [2018-12-02 23:21:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:02,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 920 states and 1909 transitions. [2018-12-02 23:21:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1909 transitions. [2018-12-02 23:21:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:02,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 921 states and 1909 transitions. [2018-12-02 23:21:03,134 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1909 transitions. [2018-12-02 23:21:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:03,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:03,196 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:03,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 922 states and 1911 transitions. [2018-12-02 23:21:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1911 transitions. [2018-12-02 23:21:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:03,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 924 states and 1920 transitions. [2018-12-02 23:21:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1920 transitions. [2018-12-02 23:21:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 23:21:03,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:21:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 926 states and 1922 transitions. [2018-12-02 23:21:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1922 transitions. [2018-12-02 23:21:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:04,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:21:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:04,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 929 states and 1945 transitions. [2018-12-02 23:21:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1945 transitions. [2018-12-02 23:21:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:04,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:04,507 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:21:04,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 933 states and 1951 transitions. [2018-12-02 23:21:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1951 transitions. [2018-12-02 23:21:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:04,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:21:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 934 states and 1951 transitions. [2018-12-02 23:21:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1951 transitions. [2018-12-02 23:21:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:04,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:05,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 936 states and 1953 transitions. [2018-12-02 23:21:05,206 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1953 transitions. [2018-12-02 23:21:05,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:05,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 937 states and 1954 transitions. [2018-12-02 23:21:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1954 transitions. [2018-12-02 23:21:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:05,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 23:21:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 938 states and 1954 transitions. [2018-12-02 23:21:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1954 transitions. [2018-12-02 23:21:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:05,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:21:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 939 states and 1954 transitions. [2018-12-02 23:21:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1954 transitions. [2018-12-02 23:21:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:05,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:21:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 940 states and 1954 transitions. [2018-12-02 23:21:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1954 transitions. [2018-12-02 23:21:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:05,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:21:05,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 941 states and 1954 transitions. [2018-12-02 23:21:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1954 transitions. [2018-12-02 23:21:05,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:05,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:21:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 942 states and 1954 transitions. [2018-12-02 23:21:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1954 transitions. [2018-12-02 23:21:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:06,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:21:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 945 states and 1958 transitions. [2018-12-02 23:21:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1958 transitions. [2018-12-02 23:21:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:06,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 23:21:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 946 states and 1958 transitions. [2018-12-02 23:21:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1958 transitions. [2018-12-02 23:21:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:06,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 23:21:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 947 states and 1959 transitions. [2018-12-02 23:21:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1959 transitions. [2018-12-02 23:21:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:06,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,574 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:21:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 953 states and 1971 transitions. [2018-12-02 23:21:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1971 transitions. [2018-12-02 23:21:06,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:06,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,666 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 954 states and 1971 transitions. [2018-12-02 23:21:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1971 transitions. [2018-12-02 23:21:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 23:21:06,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,724 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:21:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 957 states and 1976 transitions. [2018-12-02 23:21:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1976 transitions. [2018-12-02 23:21:06,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:06,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:21:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 937 states and 1951 transitions. [2018-12-02 23:21:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1951 transitions. [2018-12-02 23:21:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:07,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:21:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 938 states and 1952 transitions. [2018-12-02 23:21:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1952 transitions. [2018-12-02 23:21:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:07,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:07,277 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 943 states and 1987 transitions. [2018-12-02 23:21:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1987 transitions. [2018-12-02 23:21:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:08,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:21:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 944 states and 1987 transitions. [2018-12-02 23:21:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1987 transitions. [2018-12-02 23:21:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:08,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:21:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 946 states and 1989 transitions. [2018-12-02 23:21:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1989 transitions. [2018-12-02 23:21:08,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:08,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:21:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 947 states and 1989 transitions. [2018-12-02 23:21:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1989 transitions. [2018-12-02 23:21:08,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:08,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:21:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 948 states and 1989 transitions. [2018-12-02 23:21:08,711 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1989 transitions. [2018-12-02 23:21:08,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:08,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 23:21:08,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 949 states and 1989 transitions. [2018-12-02 23:21:08,826 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1989 transitions. [2018-12-02 23:21:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:08,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:21:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 955 states and 2001 transitions. [2018-12-02 23:21:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2001 transitions. [2018-12-02 23:21:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:08,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:09,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 956 states and 2002 transitions. [2018-12-02 23:21:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 2002 transitions. [2018-12-02 23:21:09,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:09,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:21:09,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 957 states and 2003 transitions. [2018-12-02 23:21:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2003 transitions. [2018-12-02 23:21:09,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:09,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 960 states and 2007 transitions. [2018-12-02 23:21:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 2007 transitions. [2018-12-02 23:21:09,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:21:09,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:21:09,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 962 states and 2009 transitions. [2018-12-02 23:21:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2009 transitions. [2018-12-02 23:21:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:09,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 966 states and 2016 transitions. [2018-12-02 23:21:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2016 transitions. [2018-12-02 23:21:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:09,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:09,993 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:21:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 972 states and 2028 transitions. [2018-12-02 23:21:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2028 transitions. [2018-12-02 23:21:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:10,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 974 states and 2031 transitions. [2018-12-02 23:21:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2031 transitions. [2018-12-02 23:21:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:10,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:21:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 974 states and 2007 transitions. [2018-12-02 23:21:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2007 transitions. [2018-12-02 23:21:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:10,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 976 states and 2013 transitions. [2018-12-02 23:21:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2013 transitions. [2018-12-02 23:21:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:11,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 981 states and 2041 transitions. [2018-12-02 23:21:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2041 transitions. [2018-12-02 23:21:12,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 23:21:12,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:12,213 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 982 states and 2043 transitions. [2018-12-02 23:21:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2043 transitions. [2018-12-02 23:21:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:12,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:12,544 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-02 23:21:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:12,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 983 states and 2044 transitions. [2018-12-02 23:21:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2044 transitions. [2018-12-02 23:21:12,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:12,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:21:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 984 states and 2044 transitions. [2018-12-02 23:21:12,697 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2044 transitions. [2018-12-02 23:21:12,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:12,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 987 states and 2046 transitions. [2018-12-02 23:21:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2046 transitions. [2018-12-02 23:21:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:12,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:13,019 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 988 states and 2047 transitions. [2018-12-02 23:21:13,031 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2047 transitions. [2018-12-02 23:21:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:13,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:13,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 989 states and 2047 transitions. [2018-12-02 23:21:13,087 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2047 transitions. [2018-12-02 23:21:13,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:13,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:21:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 996 states and 2060 transitions. [2018-12-02 23:21:14,336 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2060 transitions. [2018-12-02 23:21:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:14,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:14,385 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 998 states and 2062 transitions. [2018-12-02 23:21:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2062 transitions. [2018-12-02 23:21:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 23:21:14,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:14,446 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1000 states and 2067 transitions. [2018-12-02 23:21:14,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2067 transitions. [2018-12-02 23:21:14,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:14,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:14,513 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:14,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1006 states and 2078 transitions. [2018-12-02 23:21:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2078 transitions. [2018-12-02 23:21:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:14,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:14,955 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1012 states and 2092 transitions. [2018-12-02 23:21:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2092 transitions. [2018-12-02 23:21:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:15,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1015 states and 2097 transitions. [2018-12-02 23:21:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2097 transitions. [2018-12-02 23:21:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:15,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1016 states and 2097 transitions. [2018-12-02 23:21:15,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2097 transitions. [2018-12-02 23:21:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:15,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1020 states and 2102 transitions. [2018-12-02 23:21:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2102 transitions. [2018-12-02 23:21:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 23:21:16,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:16,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1021 states and 2103 transitions. [2018-12-02 23:21:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2103 transitions. [2018-12-02 23:21:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:16,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:16,204 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:16,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1024 states and 2109 transitions. [2018-12-02 23:21:16,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2109 transitions. [2018-12-02 23:21:16,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:16,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1030 states and 2123 transitions. [2018-12-02 23:21:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2123 transitions. [2018-12-02 23:21:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:16,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:16,905 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:21:16,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:16,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1032 states and 2125 transitions. [2018-12-02 23:21:16,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2125 transitions. [2018-12-02 23:21:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:16,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1038 states and 2139 transitions. [2018-12-02 23:21:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2139 transitions. [2018-12-02 23:21:17,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:17,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:17,161 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 23:21:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:18,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1044 states and 2153 transitions. [2018-12-02 23:21:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2153 transitions. [2018-12-02 23:21:18,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:18,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:18,093 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:21:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:18,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1046 states and 2154 transitions. [2018-12-02 23:21:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2154 transitions. [2018-12-02 23:21:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:18,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1048 states and 2156 transitions. [2018-12-02 23:21:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2156 transitions. [2018-12-02 23:21:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:18,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:18,633 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:18,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:18,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1050 states and 2158 transitions. [2018-12-02 23:21:18,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2158 transitions. [2018-12-02 23:21:18,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:18,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:21:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1055 states and 2168 transitions. [2018-12-02 23:21:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2168 transitions. [2018-12-02 23:21:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:18,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:19,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1056 states and 2168 transitions. [2018-12-02 23:21:19,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2168 transitions. [2018-12-02 23:21:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 23:21:19,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1060 states and 2176 transitions. [2018-12-02 23:21:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2176 transitions. [2018-12-02 23:21:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:19,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:19,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1063 states and 2180 transitions. [2018-12-02 23:21:19,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2180 transitions. [2018-12-02 23:21:19,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:19,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:19,746 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:21:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1065 states and 2181 transitions. [2018-12-02 23:21:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2181 transitions. [2018-12-02 23:21:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:19,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:19,872 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 23:21:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1067 states and 2183 transitions. [2018-12-02 23:21:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2183 transitions. [2018-12-02 23:21:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:20,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:20,242 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:21:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1069 states and 2184 transitions. [2018-12-02 23:21:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2184 transitions. [2018-12-02 23:21:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:20,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1084 states and 2238 transitions. [2018-12-02 23:21:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2238 transitions. [2018-12-02 23:21:23,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:23,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:25,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1094 states and 2262 transitions. [2018-12-02 23:21:25,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2262 transitions. [2018-12-02 23:21:25,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:25,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1096 states and 2285 transitions. [2018-12-02 23:21:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2285 transitions. [2018-12-02 23:21:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:25,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 7 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:25,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1097 states and 2285 transitions. [2018-12-02 23:21:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2285 transitions. [2018-12-02 23:21:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:25,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:26,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:26,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1098 states and 2285 transitions. [2018-12-02 23:21:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2285 transitions. [2018-12-02 23:21:26,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:26,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:21:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:26,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1100 states and 2286 transitions. [2018-12-02 23:21:26,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2286 transitions. [2018-12-02 23:21:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:26,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1101 states and 2286 transitions. [2018-12-02 23:21:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2286 transitions. [2018-12-02 23:21:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:26,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:26,903 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:21:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:27,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1102 states and 2286 transitions. [2018-12-02 23:21:27,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2286 transitions. [2018-12-02 23:21:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:27,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-02 23:21:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1106 states and 2292 transitions. [2018-12-02 23:21:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2292 transitions. [2018-12-02 23:21:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:27,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 23:21:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1109 states and 2296 transitions. [2018-12-02 23:21:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2296 transitions. [2018-12-02 23:21:27,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:27,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:27,861 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1115 states and 2307 transitions. [2018-12-02 23:21:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2307 transitions. [2018-12-02 23:21:27,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:27,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1120 states and 2316 transitions. [2018-12-02 23:21:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2316 transitions. [2018-12-02 23:21:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:28,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1122 states and 2318 transitions. [2018-12-02 23:21:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2318 transitions. [2018-12-02 23:21:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:28,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:21:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1123 states and 2318 transitions. [2018-12-02 23:21:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2318 transitions. [2018-12-02 23:21:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:28,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:28,753 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 23:21:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1129 states and 2332 transitions. [2018-12-02 23:21:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2332 transitions. [2018-12-02 23:21:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:28,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1130 states and 2332 transitions. [2018-12-02 23:21:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2332 transitions. [2018-12-02 23:21:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:28,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1133 states and 2336 transitions. [2018-12-02 23:21:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2336 transitions. [2018-12-02 23:21:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:29,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:29,590 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1135 states and 2338 transitions. [2018-12-02 23:21:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2338 transitions. [2018-12-02 23:21:29,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 23:21:29,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:29,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1138 states and 2343 transitions. [2018-12-02 23:21:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2343 transitions. [2018-12-02 23:21:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:29,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 1139 states and 2344 transitions. [2018-12-02 23:21:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2344 transitions. [2018-12-02 23:21:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:29,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 23:21:30,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:30,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1140 states and 2345 transitions. [2018-12-02 23:21:30,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2345 transitions. [2018-12-02 23:21:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:30,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:30,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1142 states and 2351 transitions. [2018-12-02 23:21:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2351 transitions. [2018-12-02 23:21:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:30,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:30,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1147 states and 2369 transitions. [2018-12-02 23:21:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2369 transitions. [2018-12-02 23:21:30,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:30,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:30,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1149 states and 2371 transitions. [2018-12-02 23:21:30,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2371 transitions. [2018-12-02 23:21:30,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:30,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:31,004 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 24 proven. 14 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1151 states and 2373 transitions. [2018-12-02 23:21:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2373 transitions. [2018-12-02 23:21:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:31,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:31,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1155 states and 2381 transitions. [2018-12-02 23:21:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2381 transitions. [2018-12-02 23:21:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 23:21:31,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1159 states and 2387 transitions. [2018-12-02 23:21:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2387 transitions. [2018-12-02 23:21:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:31,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-02 23:21:31,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1161 states and 2391 transitions. [2018-12-02 23:21:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2391 transitions. [2018-12-02 23:21:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:31,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:21:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1167 states and 2409 transitions. [2018-12-02 23:21:31,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2409 transitions. [2018-12-02 23:21:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:31,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1169 states and 2410 transitions. [2018-12-02 23:21:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2410 transitions. [2018-12-02 23:21:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:32,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:21:32,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:32,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1170 states and 2410 transitions. [2018-12-02 23:21:32,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2410 transitions. [2018-12-02 23:21:32,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:32,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:21:32,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1173 states and 2415 transitions. [2018-12-02 23:21:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2415 transitions. [2018-12-02 23:21:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:32,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:21:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1174 states and 2415 transitions. [2018-12-02 23:21:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2415 transitions. [2018-12-02 23:21:33,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:33,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:21:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1173 states and 2413 transitions. [2018-12-02 23:21:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2413 transitions. [2018-12-02 23:21:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:33,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1183 states and 2429 transitions. [2018-12-02 23:21:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2429 transitions. [2018-12-02 23:21:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:33,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:33,916 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1184 states and 2429 transitions. [2018-12-02 23:21:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2429 transitions. [2018-12-02 23:21:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:33,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:21:34,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1185 states and 2429 transitions. [2018-12-02 23:21:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2429 transitions. [2018-12-02 23:21:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:34,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 1186 states and 2430 transitions. [2018-12-02 23:21:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2430 transitions. [2018-12-02 23:21:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:34,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1187 states and 2431 transitions. [2018-12-02 23:21:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2431 transitions. [2018-12-02 23:21:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:35,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:21:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1186 states and 2429 transitions. [2018-12-02 23:21:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2429 transitions. [2018-12-02 23:21:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:35,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1188 states and 2432 transitions. [2018-12-02 23:21:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2432 transitions. [2018-12-02 23:21:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 23:21:35,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1190 states and 2435 transitions. [2018-12-02 23:21:35,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2435 transitions. [2018-12-02 23:21:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:35,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:35,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 1192 states and 2436 transitions. [2018-12-02 23:21:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2436 transitions. [2018-12-02 23:21:35,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:35,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:35,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1194 states and 2437 transitions. [2018-12-02 23:21:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2437 transitions. [2018-12-02 23:21:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:35,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:35,986 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 23:21:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1195 states and 2438 transitions. [2018-12-02 23:21:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2438 transitions. [2018-12-02 23:21:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:36,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 23:21:36,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1196 states and 2439 transitions. [2018-12-02 23:21:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2439 transitions. [2018-12-02 23:21:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:36,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:21:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1196 states and 2437 transitions. [2018-12-02 23:21:36,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2437 transitions. [2018-12-02 23:21:36,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:36,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:21:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1197 states and 2438 transitions. [2018-12-02 23:21:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2438 transitions. [2018-12-02 23:21:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:36,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,001 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:21:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1198 states and 2439 transitions. [2018-12-02 23:21:37,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2439 transitions. [2018-12-02 23:21:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 23:21:37,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1200 states and 2442 transitions. [2018-12-02 23:21:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2442 transitions. [2018-12-02 23:21:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:37,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1202 states and 2443 transitions. [2018-12-02 23:21:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2443 transitions. [2018-12-02 23:21:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:37,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-02 23:21:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1203 states and 2443 transitions. [2018-12-02 23:21:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2443 transitions. [2018-12-02 23:21:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:37,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 23:21:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 1204 states and 2444 transitions. [2018-12-02 23:21:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2444 transitions. [2018-12-02 23:21:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:37,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 23:21:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 1205 states and 2444 transitions. [2018-12-02 23:21:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2444 transitions. [2018-12-02 23:21:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:37,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 1206 states and 2445 transitions. [2018-12-02 23:21:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2445 transitions. [2018-12-02 23:21:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:37,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 1207 states and 2446 transitions. [2018-12-02 23:21:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2446 transitions. [2018-12-02 23:21:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:38,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:21:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1208 states and 2447 transitions. [2018-12-02 23:21:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2447 transitions. [2018-12-02 23:21:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:38,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:21:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1214 states and 2458 transitions. [2018-12-02 23:21:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2458 transitions. [2018-12-02 23:21:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:21:38,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 18 proven. 13 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1215 states and 2459 transitions. [2018-12-02 23:21:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2459 transitions. [2018-12-02 23:21:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:21:39,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:39,419 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1220 states and 2466 transitions. [2018-12-02 23:21:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2466 transitions. [2018-12-02 23:21:39,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:39,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 23:21:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:39,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1221 states and 2466 transitions. [2018-12-02 23:21:39,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2466 transitions. [2018-12-02 23:21:39,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 23:21:39,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:40,004 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1224 states and 2471 transitions. [2018-12-02 23:21:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2471 transitions. [2018-12-02 23:21:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:40,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:21:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1226 states and 2473 transitions. [2018-12-02 23:21:40,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2473 transitions. [2018-12-02 23:21:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:40,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:21:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1229 states and 2479 transitions. [2018-12-02 23:21:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2479 transitions. [2018-12-02 23:21:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:21:40,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:21:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1231 states and 2480 transitions. [2018-12-02 23:21:40,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2480 transitions. [2018-12-02 23:21:40,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:40,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:40,662 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:21:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1237 states and 2489 transitions. [2018-12-02 23:21:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2489 transitions. [2018-12-02 23:21:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:41,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:41,177 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:21:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1238 states and 2489 transitions. [2018-12-02 23:21:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2489 transitions. [2018-12-02 23:21:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:41,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:21:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 1244 states and 2496 transitions. [2018-12-02 23:21:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2496 transitions. [2018-12-02 23:21:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:41,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 1246 states and 2498 transitions. [2018-12-02 23:21:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2498 transitions. [2018-12-02 23:21:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:41,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:41,684 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 23:21:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1251 states and 2505 transitions. [2018-12-02 23:21:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2505 transitions. [2018-12-02 23:21:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:42,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1252 states and 2506 transitions. [2018-12-02 23:21:42,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2506 transitions. [2018-12-02 23:21:42,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:42,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:21:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1254 states and 2508 transitions. [2018-12-02 23:21:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2508 transitions. [2018-12-02 23:21:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:42,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:21:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:42,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 1256 states and 2510 transitions. [2018-12-02 23:21:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2510 transitions. [2018-12-02 23:21:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:21:42,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 23:21:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 1259 states and 2512 transitions. [2018-12-02 23:21:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2512 transitions. [2018-12-02 23:21:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:42,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1267 states and 2540 transitions. [2018-12-02 23:21:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2540 transitions. [2018-12-02 23:21:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:44,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:44,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1269 states and 2557 transitions. [2018-12-02 23:21:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2557 transitions. [2018-12-02 23:21:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:44,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:21:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1273 states and 2581 transitions. [2018-12-02 23:21:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2581 transitions. [2018-12-02 23:21:45,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:45,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:45,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1275 states and 2583 transitions. [2018-12-02 23:21:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2583 transitions. [2018-12-02 23:21:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 23:21:45,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:21:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1280 states and 2590 transitions. [2018-12-02 23:21:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2590 transitions. [2018-12-02 23:21:45,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:45,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:45,928 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1284 states and 2598 transitions. [2018-12-02 23:21:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2598 transitions. [2018-12-02 23:21:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:46,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:46,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1289 states and 2614 transitions. [2018-12-02 23:21:46,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2614 transitions. [2018-12-02 23:21:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:46,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:21:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1290 states and 2614 transitions. [2018-12-02 23:21:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2614 transitions. [2018-12-02 23:21:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:47,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:47,107 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-02 23:21:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1291 states and 2615 transitions. [2018-12-02 23:21:47,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2615 transitions. [2018-12-02 23:21:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:47,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:47,593 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-02 23:21:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1292 states and 2616 transitions. [2018-12-02 23:21:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2616 transitions. [2018-12-02 23:21:48,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:48,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:21:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1295 states and 2620 transitions. [2018-12-02 23:21:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2620 transitions. [2018-12-02 23:21:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:48,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,471 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:21:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1296 states and 2621 transitions. [2018-12-02 23:21:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2621 transitions. [2018-12-02 23:21:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:48,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:21:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 1299 states and 2629 transitions. [2018-12-02 23:21:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2629 transitions. [2018-12-02 23:21:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 23:21:48,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:21:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1301 states and 2632 transitions. [2018-12-02 23:21:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2632 transitions. [2018-12-02 23:21:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:48,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 23:21:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1302 states and 2632 transitions. [2018-12-02 23:21:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2632 transitions. [2018-12-02 23:21:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:48,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:49,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:49,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 1305 states and 2639 transitions. [2018-12-02 23:21:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2639 transitions. [2018-12-02 23:21:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:49,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:50,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:50,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1311 states and 2667 transitions. [2018-12-02 23:21:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2667 transitions. [2018-12-02 23:21:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:50,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:21:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1313 states and 2669 transitions. [2018-12-02 23:21:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2669 transitions. [2018-12-02 23:21:51,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:21:51,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1315 states and 2672 transitions. [2018-12-02 23:21:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2672 transitions. [2018-12-02 23:21:51,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:21:51,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:51,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1316 states and 2672 transitions. [2018-12-02 23:21:51,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2672 transitions. [2018-12-02 23:21:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:21:51,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:51,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1317 states and 2673 transitions. [2018-12-02 23:21:51,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2673 transitions. [2018-12-02 23:21:51,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:51,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 17 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1318 states and 2674 transitions. [2018-12-02 23:21:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2674 transitions. [2018-12-02 23:21:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:52,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:52,736 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 17 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:21:53,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 1319 states and 2675 transitions. [2018-12-02 23:21:53,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2675 transitions. [2018-12-02 23:21:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:53,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:53,607 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:56,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 1328 states and 2710 transitions. [2018-12-02 23:21:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2710 transitions. [2018-12-02 23:21:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:56,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1329 states and 2713 transitions. [2018-12-02 23:21:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2713 transitions. [2018-12-02 23:21:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:21:56,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:21:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 1330 states and 2714 transitions. [2018-12-02 23:21:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2714 transitions. [2018-12-02 23:21:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:56,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:21:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 1331 states and 2714 transitions. [2018-12-02 23:21:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2714 transitions. [2018-12-02 23:21:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:56,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:56,826 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1334 states and 2727 transitions. [2018-12-02 23:21:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2727 transitions. [2018-12-02 23:21:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:57,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1335 states and 2727 transitions. [2018-12-02 23:21:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2727 transitions. [2018-12-02 23:21:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:21:57,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:21:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:58,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1336 states and 2727 transitions. [2018-12-02 23:21:58,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2727 transitions. [2018-12-02 23:21:58,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:21:58,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:21:58,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1337 states and 2727 transitions. [2018-12-02 23:21:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2727 transitions. [2018-12-02 23:21:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:21:58,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:21:58,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1339 states and 2731 transitions. [2018-12-02 23:21:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2731 transitions. [2018-12-02 23:21:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:21:58,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:58,805 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:58,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1340 states and 2731 transitions. [2018-12-02 23:21:58,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2731 transitions. [2018-12-02 23:21:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:58,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1341 states and 2731 transitions. [2018-12-02 23:21:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2731 transitions. [2018-12-02 23:21:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:59,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:21:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1342 states and 2731 transitions. [2018-12-02 23:21:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2731 transitions. [2018-12-02 23:21:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:21:59,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:21:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1343 states and 2731 transitions. [2018-12-02 23:21:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2731 transitions. [2018-12-02 23:21:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:21:59,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:21:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:21:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:21:59,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1345 states and 2733 transitions. [2018-12-02 23:21:59,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2733 transitions. [2018-12-02 23:21:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:21:59,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:21:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 23:22:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1346 states and 2733 transitions. [2018-12-02 23:22:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2733 transitions. [2018-12-02 23:22:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:00,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 23:22:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1347 states and 2736 transitions. [2018-12-02 23:22:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2736 transitions. [2018-12-02 23:22:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:00,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:00,300 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:22:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1350 states and 2741 transitions. [2018-12-02 23:22:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2741 transitions. [2018-12-02 23:22:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:00,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:22:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1353 states and 2746 transitions. [2018-12-02 23:22:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2746 transitions. [2018-12-02 23:22:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:02,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1355 states and 2749 transitions. [2018-12-02 23:22:02,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2749 transitions. [2018-12-02 23:22:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:02,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:02,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 1356 states and 2750 transitions. [2018-12-02 23:22:02,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2750 transitions. [2018-12-02 23:22:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:02,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:22:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1357 states and 2751 transitions. [2018-12-02 23:22:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2751 transitions. [2018-12-02 23:22:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:02,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1363 states and 2761 transitions. [2018-12-02 23:22:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2761 transitions. [2018-12-02 23:22:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:03,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:22:03,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1364 states and 2761 transitions. [2018-12-02 23:22:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2761 transitions. [2018-12-02 23:22:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:03,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:22:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1366 states and 2762 transitions. [2018-12-02 23:22:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2762 transitions. [2018-12-02 23:22:03,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:03,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:22:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:03,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1369 states and 2764 transitions. [2018-12-02 23:22:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2764 transitions. [2018-12-02 23:22:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:03,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:22:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1370 states and 2765 transitions. [2018-12-02 23:22:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2765 transitions. [2018-12-02 23:22:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:03,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 23:22:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1376 states and 2778 transitions. [2018-12-02 23:22:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2778 transitions. [2018-12-02 23:22:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:04,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:04,171 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 23:22:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:04,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 1382 states and 2788 transitions. [2018-12-02 23:22:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2788 transitions. [2018-12-02 23:22:04,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:04,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1383 states and 2789 transitions. [2018-12-02 23:22:04,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2789 transitions. [2018-12-02 23:22:04,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:04,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 23:22:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:04,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1388 states and 2798 transitions. [2018-12-02 23:22:04,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2798 transitions. [2018-12-02 23:22:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:04,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 34 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1389 states and 2799 transitions. [2018-12-02 23:22:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2799 transitions. [2018-12-02 23:22:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:05,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 34 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1390 states and 2800 transitions. [2018-12-02 23:22:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2800 transitions. [2018-12-02 23:22:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:05,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1392 states and 2802 transitions. [2018-12-02 23:22:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2802 transitions. [2018-12-02 23:22:05,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:05,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1395 states and 2807 transitions. [2018-12-02 23:22:05,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2807 transitions. [2018-12-02 23:22:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 23:22:05,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1399 states and 2813 transitions. [2018-12-02 23:22:05,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2813 transitions. [2018-12-02 23:22:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:05,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1405 states and 2823 transitions. [2018-12-02 23:22:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2823 transitions. [2018-12-02 23:22:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:06,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:22:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1406 states and 2825 transitions. [2018-12-02 23:22:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2825 transitions. [2018-12-02 23:22:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:06,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:22:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1409 states and 2831 transitions. [2018-12-02 23:22:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2831 transitions. [2018-12-02 23:22:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:06,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:22:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:07,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 1410 states and 2832 transitions. [2018-12-02 23:22:07,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2832 transitions. [2018-12-02 23:22:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:07,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:22:08,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:08,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 1412 states and 2852 transitions. [2018-12-02 23:22:08,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2852 transitions. [2018-12-02 23:22:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:08,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:08,102 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:08,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1413 states and 2853 transitions. [2018-12-02 23:22:08,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2853 transitions. [2018-12-02 23:22:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:08,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:08,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:08,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1416 states and 2857 transitions. [2018-12-02 23:22:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2857 transitions. [2018-12-02 23:22:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:08,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:09,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:09,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1417 states and 2858 transitions. [2018-12-02 23:22:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2858 transitions. [2018-12-02 23:22:09,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:09,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:09,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1419 states and 2860 transitions. [2018-12-02 23:22:09,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2860 transitions. [2018-12-02 23:22:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:09,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:09,641 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 23:22:10,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1421 states and 2869 transitions. [2018-12-02 23:22:10,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2869 transitions. [2018-12-02 23:22:10,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:10,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:10,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1425 states and 2874 transitions. [2018-12-02 23:22:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2874 transitions. [2018-12-02 23:22:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:10,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:10,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1426 states and 2875 transitions. [2018-12-02 23:22:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2875 transitions. [2018-12-02 23:22:10,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:10,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1427 states and 2876 transitions. [2018-12-02 23:22:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2876 transitions. [2018-12-02 23:22:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:10,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:10,988 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:22:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1437 states and 2895 transitions. [2018-12-02 23:22:11,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2895 transitions. [2018-12-02 23:22:11,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:11,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:22:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 1439 states and 2898 transitions. [2018-12-02 23:22:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2898 transitions. [2018-12-02 23:22:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 23:22:12,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1441 states and 2901 transitions. [2018-12-02 23:22:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2901 transitions. [2018-12-02 23:22:12,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:22:12,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 23:22:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1445 states and 2907 transitions. [2018-12-02 23:22:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2907 transitions. [2018-12-02 23:22:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:12,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:12,725 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1446 states and 2908 transitions. [2018-12-02 23:22:13,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2908 transitions. [2018-12-02 23:22:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:13,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1452 states and 2918 transitions. [2018-12-02 23:22:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2918 transitions. [2018-12-02 23:22:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:13,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:13,598 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:14,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1453 states and 2918 transitions. [2018-12-02 23:22:14,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2918 transitions. [2018-12-02 23:22:14,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:14,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1454 states and 2918 transitions. [2018-12-02 23:22:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2918 transitions. [2018-12-02 23:22:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:14,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:22:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:14,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1455 states and 2918 transitions. [2018-12-02 23:22:14,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2918 transitions. [2018-12-02 23:22:14,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:14,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:15,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:15,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1456 states and 2918 transitions. [2018-12-02 23:22:15,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2918 transitions. [2018-12-02 23:22:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:15,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 1459 states and 2922 transitions. [2018-12-02 23:22:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2922 transitions. [2018-12-02 23:22:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:15,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:15,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1460 states and 2923 transitions. [2018-12-02 23:22:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2923 transitions. [2018-12-02 23:22:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:15,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1462 states and 2925 transitions. [2018-12-02 23:22:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2925 transitions. [2018-12-02 23:22:15,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:22:15,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1466 states and 2930 transitions. [2018-12-02 23:22:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2930 transitions. [2018-12-02 23:22:16,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:16,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:22:16,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1467 states and 2931 transitions. [2018-12-02 23:22:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2931 transitions. [2018-12-02 23:22:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 23:22:16,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:16,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 1469 states and 2934 transitions. [2018-12-02 23:22:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2934 transitions. [2018-12-02 23:22:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:16,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 28 proven. 13 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:22:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:17,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1472 states and 2939 transitions. [2018-12-02 23:22:17,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2939 transitions. [2018-12-02 23:22:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:17,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:17,152 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1473 states and 2940 transitions. [2018-12-02 23:22:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2940 transitions. [2018-12-02 23:22:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:17,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1474 states and 2941 transitions. [2018-12-02 23:22:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2941 transitions. [2018-12-02 23:22:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:18,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 26 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:18,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1477 states and 2945 transitions. [2018-12-02 23:22:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2945 transitions. [2018-12-02 23:22:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:18,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 26 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1478 states and 2946 transitions. [2018-12-02 23:22:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2946 transitions. [2018-12-02 23:22:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:18,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 24 proven. 19 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1480 states and 2948 transitions. [2018-12-02 23:22:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2948 transitions. [2018-12-02 23:22:19,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:19,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1483 states and 2956 transitions. [2018-12-02 23:22:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2956 transitions. [2018-12-02 23:22:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:19,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:19,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1485 states and 2959 transitions. [2018-12-02 23:22:19,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2959 transitions. [2018-12-02 23:22:19,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:19,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:22:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:19,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1486 states and 2960 transitions. [2018-12-02 23:22:19,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2960 transitions. [2018-12-02 23:22:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:19,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:19,919 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:22:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1492 states and 2972 transitions. [2018-12-02 23:22:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2972 transitions. [2018-12-02 23:22:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 23:22:21,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:22:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 1494 states and 2976 transitions. [2018-12-02 23:22:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2976 transitions. [2018-12-02 23:22:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:21,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 25 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1495 states and 2977 transitions. [2018-12-02 23:22:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2977 transitions. [2018-12-02 23:22:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:21,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,528 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 23:22:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1496 states and 2977 transitions. [2018-12-02 23:22:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2977 transitions. [2018-12-02 23:22:21,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:21,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,647 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 23:22:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1500 states and 2983 transitions. [2018-12-02 23:22:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2983 transitions. [2018-12-02 23:22:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 23:22:21,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-12-02 23:22:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1501 states and 2983 transitions. [2018-12-02 23:22:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2983 transitions. [2018-12-02 23:22:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:21,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:22:22,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:22,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1502 states and 2984 transitions. [2018-12-02 23:22:22,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2984 transitions. [2018-12-02 23:22:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:22,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 23:22:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:22,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1503 states and 2984 transitions. [2018-12-02 23:22:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2984 transitions. [2018-12-02 23:22:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:22,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 23:22:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1505 states and 2985 transitions. [2018-12-02 23:22:22,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2985 transitions. [2018-12-02 23:22:22,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:22,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:22:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1506 states and 2985 transitions. [2018-12-02 23:22:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 2985 transitions. [2018-12-02 23:22:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:22,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:22,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1508 states and 2987 transitions. [2018-12-02 23:22:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2987 transitions. [2018-12-02 23:22:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:22,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 23:22:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1513 states and 2995 transitions. [2018-12-02 23:22:23,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 2995 transitions. [2018-12-02 23:22:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:22:23,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 23:22:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1517 states and 2998 transitions. [2018-12-02 23:22:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2998 transitions. [2018-12-02 23:22:23,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:23,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,222 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:22:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1519 states and 2999 transitions. [2018-12-02 23:22:23,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2999 transitions. [2018-12-02 23:22:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:23,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,377 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:22:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1522 states and 3021 transitions. [2018-12-02 23:22:23,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3021 transitions. [2018-12-02 23:22:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:23,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:22:23,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1524 states and 3041 transitions. [2018-12-02 23:22:23,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3041 transitions. [2018-12-02 23:22:23,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:23,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:22:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1526 states and 3042 transitions. [2018-12-02 23:22:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3042 transitions. [2018-12-02 23:22:23,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:22:23,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-02 23:22:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 1532 states and 3048 transitions. [2018-12-02 23:22:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3048 transitions. [2018-12-02 23:22:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:23,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1536 states and 3053 transitions. [2018-12-02 23:22:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3053 transitions. [2018-12-02 23:22:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:24,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:22:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1538 states and 3054 transitions. [2018-12-02 23:22:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3054 transitions. [2018-12-02 23:22:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:22:24,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-02 23:22:24,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1544 states and 3060 transitions. [2018-12-02 23:22:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3060 transitions. [2018-12-02 23:22:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:24,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:24,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1545 states and 3061 transitions. [2018-12-02 23:22:24,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3061 transitions. [2018-12-02 23:22:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:24,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,466 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1548 states and 3065 transitions. [2018-12-02 23:22:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3065 transitions. [2018-12-02 23:22:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:24,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 1549 states and 3066 transitions. [2018-12-02 23:22:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3066 transitions. [2018-12-02 23:22:24,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:24,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 28 proven. 13 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:22:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1550 states and 3067 transitions. [2018-12-02 23:22:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3067 transitions. [2018-12-02 23:22:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:24,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 47 proven. 10 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1551 states and 3067 transitions. [2018-12-02 23:22:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3067 transitions. [2018-12-02 23:22:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:25,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:25,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1552 states and 3068 transitions. [2018-12-02 23:22:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3068 transitions. [2018-12-02 23:22:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:25,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:25,206 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 23:22:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1553 states and 3069 transitions. [2018-12-02 23:22:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3069 transitions. [2018-12-02 23:22:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:25,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:25,305 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 23:22:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:25,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1554 states and 3072 transitions. [2018-12-02 23:22:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3072 transitions. [2018-12-02 23:22:25,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:25,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:25,432 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:25,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 1557 states and 3076 transitions. [2018-12-02 23:22:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3076 transitions. [2018-12-02 23:22:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:25,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:26,041 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 23:22:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1559 states and 3077 transitions. [2018-12-02 23:22:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3077 transitions. [2018-12-02 23:22:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:22:26,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:26,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1563 states and 3081 transitions. [2018-12-02 23:22:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3081 transitions. [2018-12-02 23:22:26,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:26,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 23:22:26,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1564 states and 3081 transitions. [2018-12-02 23:22:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3081 transitions. [2018-12-02 23:22:26,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:26,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:26,448 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 23:22:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 1567 states and 3090 transitions. [2018-12-02 23:22:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3090 transitions. [2018-12-02 23:22:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:27,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 23:22:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 1568 states and 3092 transitions. [2018-12-02 23:22:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3092 transitions. [2018-12-02 23:22:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:28,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 23:22:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1569 states and 3093 transitions. [2018-12-02 23:22:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3093 transitions. [2018-12-02 23:22:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 23:22:28,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:22:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 1574 states and 3101 transitions. [2018-12-02 23:22:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3101 transitions. [2018-12-02 23:22:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 23:22:28,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1575 states and 3102 transitions. [2018-12-02 23:22:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3102 transitions. [2018-12-02 23:22:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:28,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 1577 states and 3104 transitions. [2018-12-02 23:22:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3104 transitions. [2018-12-02 23:22:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:29,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 23:22:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1579 states and 3106 transitions. [2018-12-02 23:22:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3106 transitions. [2018-12-02 23:22:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:29,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:29,231 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1580 states and 3107 transitions. [2018-12-02 23:22:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3107 transitions. [2018-12-02 23:22:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:29,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1581 states and 3108 transitions. [2018-12-02 23:22:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3108 transitions. [2018-12-02 23:22:29,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:29,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:29,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1582 states and 3109 transitions. [2018-12-02 23:22:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3109 transitions. [2018-12-02 23:22:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:29,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:22:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:30,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1584 states and 3111 transitions. [2018-12-02 23:22:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3111 transitions. [2018-12-02 23:22:30,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 23:22:30,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:30,299 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 48 proven. 11 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:30,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:30,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1585 states and 3111 transitions. [2018-12-02 23:22:30,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3111 transitions. [2018-12-02 23:22:30,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:22:30,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 23:22:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1587 states and 3114 transitions. [2018-12-02 23:22:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3114 transitions. [2018-12-02 23:22:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:30,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:22:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:30,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1588 states and 3114 transitions. [2018-12-02 23:22:30,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3114 transitions. [2018-12-02 23:22:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:22:30,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 1589 states and 3116 transitions. [2018-12-02 23:22:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3116 transitions. [2018-12-02 23:22:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:31,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,241 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 23:22:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 1593 states and 3120 transitions. [2018-12-02 23:22:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3120 transitions. [2018-12-02 23:22:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:31,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 23:22:31,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1594 states and 3123 transitions. [2018-12-02 23:22:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3123 transitions. [2018-12-02 23:22:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:31,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,512 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 23:22:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1595 states and 3123 transitions. [2018-12-02 23:22:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3123 transitions. [2018-12-02 23:22:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:31,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-02 23:22:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1597 states and 3125 transitions. [2018-12-02 23:22:31,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3125 transitions. [2018-12-02 23:22:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:31,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 34 proven. 12 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1599 states and 3127 transitions. [2018-12-02 23:22:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3127 transitions. [2018-12-02 23:22:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:31,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:22:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1600 states and 3127 transitions. [2018-12-02 23:22:32,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3127 transitions. [2018-12-02 23:22:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:32,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:22:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1601 states and 3128 transitions. [2018-12-02 23:22:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3128 transitions. [2018-12-02 23:22:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 23:22:32,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:22:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1602 states and 3128 transitions. [2018-12-02 23:22:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3128 transitions. [2018-12-02 23:22:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:22:32,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:32,631 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:22:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1605 states and 3131 transitions. [2018-12-02 23:22:32,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3131 transitions. [2018-12-02 23:22:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:32,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:32,808 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:22:32,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1606 states and 3131 transitions. [2018-12-02 23:22:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3131 transitions. [2018-12-02 23:22:32,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:32,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:22:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 1610 states and 3136 transitions. [2018-12-02 23:22:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3136 transitions. [2018-12-02 23:22:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:33,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1611 states and 3141 transitions. [2018-12-02 23:22:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3141 transitions. [2018-12-02 23:22:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:33,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1612 states and 3141 transitions. [2018-12-02 23:22:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3141 transitions. [2018-12-02 23:22:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:33,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:22:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 1622 states and 3184 transitions. [2018-12-02 23:22:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3184 transitions. [2018-12-02 23:22:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:36,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 1626 states and 3190 transitions. [2018-12-02 23:22:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3190 transitions. [2018-12-02 23:22:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:36,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:36,769 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 23:22:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 1627 states and 3190 transitions. [2018-12-02 23:22:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3190 transitions. [2018-12-02 23:22:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:36,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 33 proven. 24 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:37,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1631 states and 3198 transitions. [2018-12-02 23:22:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3198 transitions. [2018-12-02 23:22:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:22:37,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:37,555 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-02 23:22:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:37,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 1633 states and 3200 transitions. [2018-12-02 23:22:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3200 transitions. [2018-12-02 23:22:37,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:37,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-02 23:22:37,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1635 states and 3202 transitions. [2018-12-02 23:22:37,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3202 transitions. [2018-12-02 23:22:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:37,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 23:22:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1636 states and 3203 transitions. [2018-12-02 23:22:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3203 transitions. [2018-12-02 23:22:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 23:22:38,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 50 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1637 states and 3203 transitions. [2018-12-02 23:22:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3203 transitions. [2018-12-02 23:22:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:38,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:38,791 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 23:22:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1638 states and 3203 transitions. [2018-12-02 23:22:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3203 transitions. [2018-12-02 23:22:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:38,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 33 proven. 22 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:39,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1639 states and 3206 transitions. [2018-12-02 23:22:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3206 transitions. [2018-12-02 23:22:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:39,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 37 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1641 states and 3209 transitions. [2018-12-02 23:22:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3209 transitions. [2018-12-02 23:22:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:39,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 37 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1642 states and 3210 transitions. [2018-12-02 23:22:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3210 transitions. [2018-12-02 23:22:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:39,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1643 states and 3210 transitions. [2018-12-02 23:22:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3210 transitions. [2018-12-02 23:22:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:22:39,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:22:39,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1645 states and 3212 transitions. [2018-12-02 23:22:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3212 transitions. [2018-12-02 23:22:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:40,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:22:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1646 states and 3213 transitions. [2018-12-02 23:22:40,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3213 transitions. [2018-12-02 23:22:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:40,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 47 proven. 10 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:22:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:40,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1647 states and 3213 transitions. [2018-12-02 23:22:40,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3213 transitions. [2018-12-02 23:22:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:40,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:40,292 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:22:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 1648 states and 3214 transitions. [2018-12-02 23:22:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3214 transitions. [2018-12-02 23:22:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:40,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:22:40,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1649 states and 3215 transitions. [2018-12-02 23:22:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3215 transitions. [2018-12-02 23:22:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:40,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:22:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 1650 states and 3217 transitions. [2018-12-02 23:22:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3217 transitions. [2018-12-02 23:22:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:41,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,007 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 23:22:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1653 states and 3221 transitions. [2018-12-02 23:22:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3221 transitions. [2018-12-02 23:22:42,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:42,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,170 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 23:22:42,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1656 states and 3229 transitions. [2018-12-02 23:22:42,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3229 transitions. [2018-12-02 23:22:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:22:42,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,584 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 23:22:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1657 states and 3230 transitions. [2018-12-02 23:22:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3230 transitions. [2018-12-02 23:22:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:42,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1658 states and 3230 transitions. [2018-12-02 23:22:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3230 transitions. [2018-12-02 23:22:42,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:42,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 23:22:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1660 states and 3233 transitions. [2018-12-02 23:22:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3233 transitions. [2018-12-02 23:22:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 23:22:42,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 54 proven. 10 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:22:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1661 states and 3233 transitions. [2018-12-02 23:22:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3233 transitions. [2018-12-02 23:22:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:43,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 37 proven. 16 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1663 states and 3235 transitions. [2018-12-02 23:22:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3235 transitions. [2018-12-02 23:22:43,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:43,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 48 proven. 11 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:22:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1664 states and 3235 transitions. [2018-12-02 23:22:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3235 transitions. [2018-12-02 23:22:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:43,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 23:22:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 1665 states and 3236 transitions. [2018-12-02 23:22:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3236 transitions. [2018-12-02 23:22:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:43,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 23:22:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 1666 states and 3240 transitions. [2018-12-02 23:22:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3240 transitions. [2018-12-02 23:22:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:43,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,811 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 34 proven. 12 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:22:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1668 states and 3242 transitions. [2018-12-02 23:22:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3242 transitions. [2018-12-02 23:22:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 23:22:43,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:44,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1669 states and 3242 transitions. [2018-12-02 23:22:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3242 transitions. [2018-12-02 23:22:44,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:44,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:22:44,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 1671 states and 3248 transitions. [2018-12-02 23:22:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3248 transitions. [2018-12-02 23:22:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:44,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:44,859 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:22:45,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1673 states and 3253 transitions. [2018-12-02 23:22:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3253 transitions. [2018-12-02 23:22:45,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:22:45,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:46,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:46,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1675 states and 3255 transitions. [2018-12-02 23:22:46,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3255 transitions. [2018-12-02 23:22:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 23:22:46,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 23:22:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1679 states and 3273 transitions. [2018-12-02 23:22:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3273 transitions. [2018-12-02 23:22:48,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:48,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:22:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1680 states and 3273 transitions. [2018-12-02 23:22:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3273 transitions. [2018-12-02 23:22:48,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 23:22:48,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:48,481 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 33 proven. 25 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:48,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:48,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 1681 states and 3274 transitions. [2018-12-02 23:22:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3274 transitions. [2018-12-02 23:22:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 23:22:48,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 33 proven. 29 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 23:22:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1685 states and 3278 transitions. [2018-12-02 23:22:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3278 transitions. [2018-12-02 23:22:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:48,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:48,824 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:22:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:49,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1689 states and 3285 transitions. [2018-12-02 23:22:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3285 transitions. [2018-12-02 23:22:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:49,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 23:22:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1691 states and 3294 transitions. [2018-12-02 23:22:50,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3294 transitions. [2018-12-02 23:22:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 23:22:50,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 56 proven. 12 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:22:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1692 states and 3294 transitions. [2018-12-02 23:22:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3294 transitions. [2018-12-02 23:22:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:50,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 47 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 23:22:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1693 states and 3294 transitions. [2018-12-02 23:22:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3294 transitions. [2018-12-02 23:22:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:22:50,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-02 23:22:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:50,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1695 states and 3295 transitions. [2018-12-02 23:22:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3295 transitions. [2018-12-02 23:22:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:50,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:22:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:50,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1698 states and 3297 transitions. [2018-12-02 23:22:50,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3297 transitions. [2018-12-02 23:22:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:50,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:22:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1701 states and 3300 transitions. [2018-12-02 23:22:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3300 transitions. [2018-12-02 23:22:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 23:22:51,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 23:22:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1705 states and 3307 transitions. [2018-12-02 23:22:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3307 transitions. [2018-12-02 23:22:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:22:52,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:52,209 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:22:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1706 states and 3307 transitions. [2018-12-02 23:22:52,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3307 transitions. [2018-12-02 23:22:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:52,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-12-02 23:22:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1708 states and 3317 transitions. [2018-12-02 23:22:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3317 transitions. [2018-12-02 23:22:53,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:53,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:22:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1710 states and 3321 transitions. [2018-12-02 23:22:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3321 transitions. [2018-12-02 23:22:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:53,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 23:22:54,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1713 states and 3325 transitions. [2018-12-02 23:22:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3325 transitions. [2018-12-02 23:22:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:22:54,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:22:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1719 states and 3336 transitions. [2018-12-02 23:22:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3336 transitions. [2018-12-02 23:22:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:22:55,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:55,220 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 44 proven. 12 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:22:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1720 states and 3336 transitions. [2018-12-02 23:22:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3336 transitions. [2018-12-02 23:22:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:22:55,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-02 23:22:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1721 states and 3336 transitions. [2018-12-02 23:22:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3336 transitions. [2018-12-02 23:22:55,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:22:55,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:55,480 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-02 23:22:55,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 1724 states and 3340 transitions. [2018-12-02 23:22:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3340 transitions. [2018-12-02 23:22:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:22:55,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-02 23:22:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1725 states and 3350 transitions. [2018-12-02 23:22:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3350 transitions. [2018-12-02 23:22:56,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:56,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 23:22:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1730 states and 3369 transitions. [2018-12-02 23:22:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3369 transitions. [2018-12-02 23:22:56,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 23:22:56,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:56,435 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 40 proven. 31 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 23:22:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1733 states and 3374 transitions. [2018-12-02 23:22:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3374 transitions. [2018-12-02 23:22:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:22:57,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 23:22:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1737 states and 3381 transitions. [2018-12-02 23:22:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3381 transitions. [2018-12-02 23:22:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:22:57,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-02 23:22:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1740 states and 3384 transitions. [2018-12-02 23:22:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3384 transitions. [2018-12-02 23:22:57,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:57,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:22:57,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1742 states and 3386 transitions. [2018-12-02 23:22:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3386 transitions. [2018-12-02 23:22:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:57,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-02 23:22:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1743 states and 3387 transitions. [2018-12-02 23:22:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3387 transitions. [2018-12-02 23:22:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:22:57,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-02 23:22:58,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:58,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1746 states and 3410 transitions. [2018-12-02 23:22:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3410 transitions. [2018-12-02 23:22:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:22:58,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:58,290 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:22:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1748 states and 3412 transitions. [2018-12-02 23:22:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3412 transitions. [2018-12-02 23:22:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:22:58,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:58,455 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 23:22:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1749 states and 3412 transitions. [2018-12-02 23:22:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3412 transitions. [2018-12-02 23:22:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:22:58,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:22:58,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 1752 states and 3419 transitions. [2018-12-02 23:22:58,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3419 transitions. [2018-12-02 23:22:58,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:22:58,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:22:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:22:58,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1753 states and 3420 transitions. [2018-12-02 23:22:58,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3420 transitions. [2018-12-02 23:22:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 23:22:58,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:22:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:22:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 40 proven. 32 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:23:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1761 states and 3432 transitions. [2018-12-02 23:23:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3432 transitions. [2018-12-02 23:23:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:00,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-02 23:23:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 1766 states and 3445 transitions. [2018-12-02 23:23:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3445 transitions. [2018-12-02 23:23:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:01,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:23:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 1768 states and 3446 transitions. [2018-12-02 23:23:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3446 transitions. [2018-12-02 23:23:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:02,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-02 23:23:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1771 states and 3455 transitions. [2018-12-02 23:23:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3455 transitions. [2018-12-02 23:23:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:02,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 23:23:03,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 1772 states and 3456 transitions. [2018-12-02 23:23:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3456 transitions. [2018-12-02 23:23:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:03,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:23:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1778 states and 3462 transitions. [2018-12-02 23:23:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3462 transitions. [2018-12-02 23:23:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:03,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:03,707 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 23:23:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1782 states and 3465 transitions. [2018-12-02 23:23:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3465 transitions. [2018-12-02 23:23:03,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:03,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1783 states and 3466 transitions. [2018-12-02 23:23:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3466 transitions. [2018-12-02 23:23:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:04,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1784 states and 3467 transitions. [2018-12-02 23:23:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3467 transitions. [2018-12-02 23:23:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:04,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:23:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1785 states and 3467 transitions. [2018-12-02 23:23:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3467 transitions. [2018-12-02 23:23:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:04,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1786 states and 3468 transitions. [2018-12-02 23:23:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3468 transitions. [2018-12-02 23:23:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:23:04,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:23:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:04,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1787 states and 3469 transitions. [2018-12-02 23:23:04,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3469 transitions. [2018-12-02 23:23:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:04,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1788 states and 3470 transitions. [2018-12-02 23:23:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3470 transitions. [2018-12-02 23:23:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:05,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,104 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:05,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1789 states and 3471 transitions. [2018-12-02 23:23:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3471 transitions. [2018-12-02 23:23:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:05,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1790 states and 3472 transitions. [2018-12-02 23:23:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3472 transitions. [2018-12-02 23:23:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 23:23:05,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:23:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1791 states and 3472 transitions. [2018-12-02 23:23:05,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3472 transitions. [2018-12-02 23:23:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 23:23:05,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:23:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1792 states and 3472 transitions. [2018-12-02 23:23:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3472 transitions. [2018-12-02 23:23:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:05,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:23:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1793 states and 3472 transitions. [2018-12-02 23:23:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3472 transitions. [2018-12-02 23:23:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:05,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:23:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1796 states and 3476 transitions. [2018-12-02 23:23:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3476 transitions. [2018-12-02 23:23:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:05,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:23:06,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:06,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1801 states and 3482 transitions. [2018-12-02 23:23:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3482 transitions. [2018-12-02 23:23:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:06,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:06,226 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 23:23:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 1803 states and 3484 transitions. [2018-12-02 23:23:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3484 transitions. [2018-12-02 23:23:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:06,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 23:23:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1808 states and 3495 transitions. [2018-12-02 23:23:07,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3495 transitions. [2018-12-02 23:23:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:07,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-12-02 23:23:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1809 states and 3496 transitions. [2018-12-02 23:23:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3496 transitions. [2018-12-02 23:23:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:08,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:23:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1810 states and 3497 transitions. [2018-12-02 23:23:08,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3497 transitions. [2018-12-02 23:23:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:08,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:23:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1811 states and 3498 transitions. [2018-12-02 23:23:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3498 transitions. [2018-12-02 23:23:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:08,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 23:23:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1812 states and 3499 transitions. [2018-12-02 23:23:09,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3499 transitions. [2018-12-02 23:23:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:09,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-02 23:23:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1813 states and 3500 transitions. [2018-12-02 23:23:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3500 transitions. [2018-12-02 23:23:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:09,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:23:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1814 states and 3501 transitions. [2018-12-02 23:23:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3501 transitions. [2018-12-02 23:23:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:10,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:23:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:10,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1815 states and 3502 transitions. [2018-12-02 23:23:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3502 transitions. [2018-12-02 23:23:10,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:10,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:23:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1819 states and 3509 transitions. [2018-12-02 23:23:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3509 transitions. [2018-12-02 23:23:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:12,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-02 23:23:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:12,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1820 states and 3509 transitions. [2018-12-02 23:23:12,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3509 transitions. [2018-12-02 23:23:12,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:12,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1823 states and 3513 transitions. [2018-12-02 23:23:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3513 transitions. [2018-12-02 23:23:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:12,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:23:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1829 states and 3521 transitions. [2018-12-02 23:23:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3521 transitions. [2018-12-02 23:23:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:13,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:13,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1830 states and 3522 transitions. [2018-12-02 23:23:13,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3522 transitions. [2018-12-02 23:23:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:13,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:23:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1831 states and 3523 transitions. [2018-12-02 23:23:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3523 transitions. [2018-12-02 23:23:13,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:13,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:13,566 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:23:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1837 states and 3533 transitions. [2018-12-02 23:23:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3533 transitions. [2018-12-02 23:23:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:23:14,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:23:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1838 states and 3533 transitions. [2018-12-02 23:23:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3533 transitions. [2018-12-02 23:23:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:14,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-12-02 23:23:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1840 states and 3554 transitions. [2018-12-02 23:23:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3554 transitions. [2018-12-02 23:23:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 23:23:14,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:23:14,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:14,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1841 states and 3554 transitions. [2018-12-02 23:23:14,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3554 transitions. [2018-12-02 23:23:14,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:14,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:23:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:14,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1842 states and 3554 transitions. [2018-12-02 23:23:14,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3554 transitions. [2018-12-02 23:23:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 23:23:14,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1845 states and 3558 transitions. [2018-12-02 23:23:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3558 transitions. [2018-12-02 23:23:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 23:23:15,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 23:23:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1847 states and 3560 transitions. [2018-12-02 23:23:15,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3560 transitions. [2018-12-02 23:23:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:15,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1851 states and 3566 transitions. [2018-12-02 23:23:15,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3566 transitions. [2018-12-02 23:23:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:15,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:23:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1852 states and 3567 transitions. [2018-12-02 23:23:16,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3567 transitions. [2018-12-02 23:23:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:16,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:16,087 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-02 23:23:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1854 states and 3568 transitions. [2018-12-02 23:23:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3568 transitions. [2018-12-02 23:23:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:16,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:16,240 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-02 23:23:16,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1855 states and 3569 transitions. [2018-12-02 23:23:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3569 transitions. [2018-12-02 23:23:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 23:23:16,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1858 states and 3574 transitions. [2018-12-02 23:23:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3574 transitions. [2018-12-02 23:23:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:17,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:18,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:18,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1864 states and 3580 transitions. [2018-12-02 23:23:18,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3580 transitions. [2018-12-02 23:23:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:18,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 47 proven. 12 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 23:23:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1866 states and 3584 transitions. [2018-12-02 23:23:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3584 transitions. [2018-12-02 23:23:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:18,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-02 23:23:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1869 states and 3588 transitions. [2018-12-02 23:23:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3588 transitions. [2018-12-02 23:23:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:19,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:19,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1871 states and 3591 transitions. [2018-12-02 23:23:19,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3591 transitions. [2018-12-02 23:23:19,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:19,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:23:20,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1872 states and 3591 transitions. [2018-12-02 23:23:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3591 transitions. [2018-12-02 23:23:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:20,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 33 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:23:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1874 states and 3593 transitions. [2018-12-02 23:23:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3593 transitions. [2018-12-02 23:23:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:20,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:20,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:20,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1875 states and 3595 transitions. [2018-12-02 23:23:20,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3595 transitions. [2018-12-02 23:23:20,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 23:23:20,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 65 proven. 16 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:23:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1876 states and 3595 transitions. [2018-12-02 23:23:21,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3595 transitions. [2018-12-02 23:23:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:21,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1878 states and 3597 transitions. [2018-12-02 23:23:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3597 transitions. [2018-12-02 23:23:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:21,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:23:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1879 states and 3598 transitions. [2018-12-02 23:23:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3598 transitions. [2018-12-02 23:23:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:21,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 23:23:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1880 states and 3599 transitions. [2018-12-02 23:23:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3599 transitions. [2018-12-02 23:23:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:21,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-02 23:23:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1881 states and 3599 transitions. [2018-12-02 23:23:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3599 transitions. [2018-12-02 23:23:22,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:22,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:23:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1882 states and 3599 transitions. [2018-12-02 23:23:22,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3599 transitions. [2018-12-02 23:23:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:22,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 23:23:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1883 states and 3600 transitions. [2018-12-02 23:23:22,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3600 transitions. [2018-12-02 23:23:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:22,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:23:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:22,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1884 states and 3600 transitions. [2018-12-02 23:23:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3600 transitions. [2018-12-02 23:23:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 23:23:22,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 33 proven. 26 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:23:22,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:22,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1886 states and 3602 transitions. [2018-12-02 23:23:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3602 transitions. [2018-12-02 23:23:22,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:22,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:23,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1887 states and 3602 transitions. [2018-12-02 23:23:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3602 transitions. [2018-12-02 23:23:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:23,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1888 states and 3602 transitions. [2018-12-02 23:23:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3602 transitions. [2018-12-02 23:23:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 23:23:23,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 23:23:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1889 states and 3603 transitions. [2018-12-02 23:23:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3603 transitions. [2018-12-02 23:23:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 23:23:24,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 65 proven. 17 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 23:23:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:24,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1890 states and 3603 transitions. [2018-12-02 23:23:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3603 transitions. [2018-12-02 23:23:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:24,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:23:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1891 states and 3603 transitions. [2018-12-02 23:23:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3603 transitions. [2018-12-02 23:23:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:24,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:23:24,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 1892 states and 3604 transitions. [2018-12-02 23:23:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3604 transitions. [2018-12-02 23:23:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:24,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:25,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 1894 states and 3606 transitions. [2018-12-02 23:23:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3606 transitions. [2018-12-02 23:23:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:25,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,255 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 33 proven. 27 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 23:23:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 1896 states and 3608 transitions. [2018-12-02 23:23:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3608 transitions. [2018-12-02 23:23:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 23:23:25,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 23:23:25,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1896 states and 3607 transitions. [2018-12-02 23:23:25,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3607 transitions. [2018-12-02 23:23:25,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 23:23:25,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 23:23:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1897 states and 3607 transitions. [2018-12-02 23:23:25,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3607 transitions. [2018-12-02 23:23:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:25,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 23:23:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1898 states and 3607 transitions. [2018-12-02 23:23:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3607 transitions. [2018-12-02 23:23:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 23:23:25,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 65 proven. 15 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:23:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:25,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1899 states and 3607 transitions. [2018-12-02 23:23:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3607 transitions. [2018-12-02 23:23:25,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 23:23:25,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:25,942 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1900 states and 3607 transitions. [2018-12-02 23:23:26,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3607 transitions. [2018-12-02 23:23:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:26,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-02 23:23:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1903 states and 3611 transitions. [2018-12-02 23:23:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3611 transitions. [2018-12-02 23:23:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:27,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-02 23:23:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:27,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1904 states and 3611 transitions. [2018-12-02 23:23:27,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3611 transitions. [2018-12-02 23:23:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:27,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-02 23:23:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1907 states and 3615 transitions. [2018-12-02 23:23:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3615 transitions. [2018-12-02 23:23:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:27,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:27,616 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:27,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1913 states and 3621 transitions. [2018-12-02 23:23:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3621 transitions. [2018-12-02 23:23:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:27,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:28,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:28,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 1918 states and 3630 transitions. [2018-12-02 23:23:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3630 transitions. [2018-12-02 23:23:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 23:23:28,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:28,146 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-02 23:23:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:28,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 1919 states and 3630 transitions. [2018-12-02 23:23:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3630 transitions. [2018-12-02 23:23:28,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 23:23:28,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:23:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1921 states and 3632 transitions. [2018-12-02 23:23:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3632 transitions. [2018-12-02 23:23:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 23:23:28,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1922 states and 3633 transitions. [2018-12-02 23:23:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3633 transitions. [2018-12-02 23:23:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:29,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 23:23:30,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1929 states and 3645 transitions. [2018-12-02 23:23:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3645 transitions. [2018-12-02 23:23:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:30,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 23:23:30,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1930 states and 3646 transitions. [2018-12-02 23:23:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3646 transitions. [2018-12-02 23:23:30,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:30,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-02 23:23:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1932 states and 3648 transitions. [2018-12-02 23:23:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3648 transitions. [2018-12-02 23:23:30,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:30,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-02 23:23:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1934 states and 3650 transitions. [2018-12-02 23:23:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3650 transitions. [2018-12-02 23:23:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:30,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:23:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 1936 states and 3652 transitions. [2018-12-02 23:23:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3652 transitions. [2018-12-02 23:23:31,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:31,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:31,282 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:23:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1938 states and 3653 transitions. [2018-12-02 23:23:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3653 transitions. [2018-12-02 23:23:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:31,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:23:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1940 states and 3655 transitions. [2018-12-02 23:23:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3655 transitions. [2018-12-02 23:23:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:31,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 23:23:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1941 states and 3655 transitions. [2018-12-02 23:23:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3655 transitions. [2018-12-02 23:23:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:31,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1944 states and 3658 transitions. [2018-12-02 23:23:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3658 transitions. [2018-12-02 23:23:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 23:23:32,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 23:23:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1945 states and 3658 transitions. [2018-12-02 23:23:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3658 transitions. [2018-12-02 23:23:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:32,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:33,110 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:23:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:33,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1947 states and 3659 transitions. [2018-12-02 23:23:33,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3659 transitions. [2018-12-02 23:23:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:33,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:33,382 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-02 23:23:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 1951 states and 3662 transitions. [2018-12-02 23:23:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3662 transitions. [2018-12-02 23:23:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:33,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-02 23:23:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1953 states and 3663 transitions. [2018-12-02 23:23:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3663 transitions. [2018-12-02 23:23:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:33,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:23:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:34,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 1955 states and 3664 transitions. [2018-12-02 23:23:34,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3664 transitions. [2018-12-02 23:23:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:34,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-02 23:23:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:34,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 1960 states and 3670 transitions. [2018-12-02 23:23:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3670 transitions. [2018-12-02 23:23:34,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:34,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-02 23:23:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1963 states and 3671 transitions. [2018-12-02 23:23:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3671 transitions. [2018-12-02 23:23:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:34,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 23:23:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:34,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 1965 states and 3673 transitions. [2018-12-02 23:23:34,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3673 transitions. [2018-12-02 23:23:34,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:34,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:23:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:35,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 1967 states and 3674 transitions. [2018-12-02 23:23:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3674 transitions. [2018-12-02 23:23:35,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:35,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1968 states and 3675 transitions. [2018-12-02 23:23:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3675 transitions. [2018-12-02 23:23:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 23:23:35,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:35,319 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:35,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1969 states and 3676 transitions. [2018-12-02 23:23:35,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3676 transitions. [2018-12-02 23:23:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:35,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:35,960 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-02 23:23:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1974 states and 3682 transitions. [2018-12-02 23:23:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3682 transitions. [2018-12-02 23:23:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:36,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-02 23:23:36,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 1977 states and 3683 transitions. [2018-12-02 23:23:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3683 transitions. [2018-12-02 23:23:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:36,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:36,343 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:23:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1979 states and 3684 transitions. [2018-12-02 23:23:36,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3684 transitions. [2018-12-02 23:23:36,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:36,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1980 states and 3685 transitions. [2018-12-02 23:23:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3685 transitions. [2018-12-02 23:23:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:36,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 1981 states and 3686 transitions. [2018-12-02 23:23:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3686 transitions. [2018-12-02 23:23:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:36,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1982 states and 3687 transitions. [2018-12-02 23:23:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3687 transitions. [2018-12-02 23:23:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:36,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 49 proven. 14 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 23:23:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1984 states and 3691 transitions. [2018-12-02 23:23:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3691 transitions. [2018-12-02 23:23:37,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 23:23:37,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 1987 states and 3696 transitions. [2018-12-02 23:23:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3696 transitions. [2018-12-02 23:23:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 23:23:37,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:37,597 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-02 23:23:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 1990 states and 3700 transitions. [2018-12-02 23:23:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3700 transitions. [2018-12-02 23:23:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:37,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1992 states and 3703 transitions. [2018-12-02 23:23:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3703 transitions. [2018-12-02 23:23:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:37,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:37,955 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-02 23:23:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1993 states and 3704 transitions. [2018-12-02 23:23:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3704 transitions. [2018-12-02 23:23:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:38,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 23:23:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:38,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1995 states and 3705 transitions. [2018-12-02 23:23:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3705 transitions. [2018-12-02 23:23:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:38,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:23:38,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1996 states and 3705 transitions. [2018-12-02 23:23:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3705 transitions. [2018-12-02 23:23:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 23:23:38,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:38,573 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 23:23:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1997 states and 3705 transitions. [2018-12-02 23:23:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3705 transitions. [2018-12-02 23:23:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:38,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 23:23:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 2003 states and 3714 transitions. [2018-12-02 23:23:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3714 transitions. [2018-12-02 23:23:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 23:23:39,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:39,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 2004 states and 3715 transitions. [2018-12-02 23:23:39,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 3715 transitions. [2018-12-02 23:23:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:39,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 23:23:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 2005 states and 3715 transitions. [2018-12-02 23:23:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 3715 transitions. [2018-12-02 23:23:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:39,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-02 23:23:41,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 2008 states and 3719 transitions. [2018-12-02 23:23:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 3719 transitions. [2018-12-02 23:23:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:41,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:23:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 2009 states and 3719 transitions. [2018-12-02 23:23:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 3719 transitions. [2018-12-02 23:23:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:41,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 23:23:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 2010 states and 3719 transitions. [2018-12-02 23:23:41,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 3719 transitions. [2018-12-02 23:23:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 23:23:41,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 2011 states and 3719 transitions. [2018-12-02 23:23:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 3719 transitions. [2018-12-02 23:23:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 23:23:42,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:42,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 2013 states and 3722 transitions. [2018-12-02 23:23:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 3722 transitions. [2018-12-02 23:23:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:42,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 2014 states and 3722 transitions. [2018-12-02 23:23:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 3722 transitions. [2018-12-02 23:23:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:42,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:42,833 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 2019 states and 3730 transitions. [2018-12-02 23:23:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 3730 transitions. [2018-12-02 23:23:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:44,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 2022 states and 3734 transitions. [2018-12-02 23:23:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 3734 transitions. [2018-12-02 23:23:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 23:23:44,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 23:23:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 2023 states and 3734 transitions. [2018-12-02 23:23:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 3734 transitions. [2018-12-02 23:23:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:45,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 2024 states and 3734 transitions. [2018-12-02 23:23:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 3734 transitions. [2018-12-02 23:23:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 23:23:45,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 2025 states and 3734 transitions. [2018-12-02 23:23:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 3734 transitions. [2018-12-02 23:23:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 23:23:45,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 23:23:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:45,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 2025 states and 3733 transitions. [2018-12-02 23:23:45,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 3733 transitions. [2018-12-02 23:23:45,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:45,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 23:23:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 2031 states and 3739 transitions. [2018-12-02 23:23:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 3739 transitions. [2018-12-02 23:23:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:46,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-02 23:23:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 2033 states and 3743 transitions. [2018-12-02 23:23:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 3743 transitions. [2018-12-02 23:23:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:46,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:46,688 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 2034 states and 3744 transitions. [2018-12-02 23:23:46,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 3744 transitions. [2018-12-02 23:23:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:46,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-02 23:23:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 2035 states and 3744 transitions. [2018-12-02 23:23:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 3744 transitions. [2018-12-02 23:23:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 23:23:46,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:46,942 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 2039 states and 3747 transitions. [2018-12-02 23:23:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 3747 transitions. [2018-12-02 23:23:47,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 23:23:47,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 2045 states and 3758 transitions. [2018-12-02 23:23:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 3758 transitions. [2018-12-02 23:23:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:47,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 2046 states and 3759 transitions. [2018-12-02 23:23:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 3759 transitions. [2018-12-02 23:23:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:47,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-12-02 23:23:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 2049 states and 3781 transitions. [2018-12-02 23:23:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 3781 transitions. [2018-12-02 23:23:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:48,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-12-02 23:23:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 2051 states and 3803 transitions. [2018-12-02 23:23:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3803 transitions. [2018-12-02 23:23:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:48,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:48,297 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 2054 states and 3807 transitions. [2018-12-02 23:23:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 3807 transitions. [2018-12-02 23:23:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:49,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 2057 states and 3811 transitions. [2018-12-02 23:23:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 3811 transitions. [2018-12-02 23:23:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:23:50,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 23:23:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 2063 states and 3818 transitions. [2018-12-02 23:23:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 3818 transitions. [2018-12-02 23:23:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:23:51,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 23:23:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 2064 states and 3818 transitions. [2018-12-02 23:23:51,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 3818 transitions. [2018-12-02 23:23:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:23:51,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-02 23:23:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 2066 states and 3822 transitions. [2018-12-02 23:23:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3822 transitions. [2018-12-02 23:23:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 23:23:51,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:51,744 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:51,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 2070 states and 3827 transitions. [2018-12-02 23:23:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 3827 transitions. [2018-12-02 23:23:51,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 23:23:51,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-02 23:23:52,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 2071 states and 3829 transitions. [2018-12-02 23:23:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 3829 transitions. [2018-12-02 23:23:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 23:23:52,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 2075 states and 3832 transitions. [2018-12-02 23:23:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 3832 transitions. [2018-12-02 23:23:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 23:23:52,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 2080 states and 3842 transitions. [2018-12-02 23:23:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3842 transitions. [2018-12-02 23:23:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 23:23:52,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 23:23:52,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2086 states and 3848 transitions. [2018-12-02 23:23:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 3848 transitions. [2018-12-02 23:23:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:23:52,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 23:23:53,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 2092 states and 3857 transitions. [2018-12-02 23:23:53,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 3857 transitions. [2018-12-02 23:23:53,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 23:23:53,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:23:53,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:53,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 2093 states and 3857 transitions. [2018-12-02 23:23:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 3857 transitions. [2018-12-02 23:23:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 23:23:53,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 23:23:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2094 states and 3858 transitions. [2018-12-02 23:23:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 3858 transitions. [2018-12-02 23:23:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 23:23:53,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-02 23:23:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 2096 states and 3861 transitions. [2018-12-02 23:23:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3861 transitions. [2018-12-02 23:23:54,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:54,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 23:23:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2100 states and 3866 transitions. [2018-12-02 23:23:54,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 3866 transitions. [2018-12-02 23:23:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 23:23:54,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:23:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2101 states and 3866 transitions. [2018-12-02 23:23:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 3866 transitions. [2018-12-02 23:23:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 23:23:54,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 23:23:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2102 states and 3866 transitions. [2018-12-02 23:23:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 3866 transitions. [2018-12-02 23:23:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:23:54,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 23:23:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 2110 states and 3877 transitions. [2018-12-02 23:23:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 3877 transitions. [2018-12-02 23:23:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 23:23:55,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,146 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 23:23:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 2112 states and 3879 transitions. [2018-12-02 23:23:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 3879 transitions. [2018-12-02 23:23:55,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 23:23:55,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 23:23:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 2113 states and 3880 transitions. [2018-12-02 23:23:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 3880 transitions. [2018-12-02 23:23:55,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 23:23:55,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 2117 states and 3883 transitions. [2018-12-02 23:23:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 3883 transitions. [2018-12-02 23:23:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 23:23:55,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:55,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2120 states and 3888 transitions. [2018-12-02 23:23:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3888 transitions. [2018-12-02 23:23:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 23:23:55,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 23:23:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 2126 states and 3894 transitions. [2018-12-02 23:23:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 3894 transitions. [2018-12-02 23:23:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 23:23:56,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 50 proven. 19 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-02 23:23:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 2128 states and 3897 transitions. [2018-12-02 23:23:56,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3897 transitions. [2018-12-02 23:23:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 23:23:56,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-02 23:23:56,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2136 states and 3908 transitions. [2018-12-02 23:23:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 3908 transitions. [2018-12-02 23:23:56,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 23:23:56,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 23:23:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2137 states and 3908 transitions. [2018-12-02 23:23:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 3908 transitions. [2018-12-02 23:23:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 23:23:56,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:23:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2138 states and 3908 transitions. [2018-12-02 23:23:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 3908 transitions. [2018-12-02 23:23:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 23:23:57,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 23:23:57,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2139 states and 3908 transitions. [2018-12-02 23:23:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 3908 transitions. [2018-12-02 23:23:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:57,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 2143 states and 3911 transitions. [2018-12-02 23:23:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 3911 transitions. [2018-12-02 23:23:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 23:23:57,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 23:23:57,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 2144 states and 3912 transitions. [2018-12-02 23:23:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 3912 transitions. [2018-12-02 23:23:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:57,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 2147 states and 3915 transitions. [2018-12-02 23:23:57,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 3915 transitions. [2018-12-02 23:23:57,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:57,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 2150 states and 3918 transitions. [2018-12-02 23:23:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 3918 transitions. [2018-12-02 23:23:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 23:23:58,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-02 23:23:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2152 states and 3920 transitions. [2018-12-02 23:23:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 3920 transitions. [2018-12-02 23:23:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:58,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:58,565 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-02 23:23:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2158 states and 3928 transitions. [2018-12-02 23:23:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 3928 transitions. [2018-12-02 23:23:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:58,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2160 states and 3930 transitions. [2018-12-02 23:23:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 3930 transitions. [2018-12-02 23:23:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:59,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-02 23:23:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:59,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2161 states and 3930 transitions. [2018-12-02 23:23:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 3930 transitions. [2018-12-02 23:23:59,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:59,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:23:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:59,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2163 states and 3932 transitions. [2018-12-02 23:23:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 3932 transitions. [2018-12-02 23:23:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:59,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 23:23:59,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 2167 states and 3938 transitions. [2018-12-02 23:23:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 3938 transitions. [2018-12-02 23:23:59,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 23:23:59,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:23:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-02 23:23:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:23:59,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 2171 states and 3941 transitions. [2018-12-02 23:23:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3941 transitions. [2018-12-02 23:23:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 23:23:59,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:23:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,014 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 23:24:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 2172 states and 3941 transitions. [2018-12-02 23:24:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 3941 transitions. [2018-12-02 23:24:00,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 23:24:00,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:24:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 2174 states and 3943 transitions. [2018-12-02 23:24:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 3943 transitions. [2018-12-02 23:24:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 23:24:00,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-02 23:24:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2176 states and 3946 transitions. [2018-12-02 23:24:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 3946 transitions. [2018-12-02 23:24:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 23:24:00,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-02 23:24:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 2180 states and 3949 transitions. [2018-12-02 23:24:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 3949 transitions. [2018-12-02 23:24:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 23:24:00,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,682 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-02 23:24:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2184 states and 3954 transitions. [2018-12-02 23:24:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 3954 transitions. [2018-12-02 23:24:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 23:24:00,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:00,780 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-02 23:24:01,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:01,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 2188 states and 3957 transitions. [2018-12-02 23:24:01,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 3957 transitions. [2018-12-02 23:24:01,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 23:24:01,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-02 23:24:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2192 states and 3962 transitions. [2018-12-02 23:24:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 3962 transitions. [2018-12-02 23:24:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 23:24:01,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-12-02 23:24:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2195 states and 3966 transitions. [2018-12-02 23:24:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 3966 transitions. [2018-12-02 23:24:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 23:24:01,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:01,395 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 23:24:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2199 states and 3969 transitions. [2018-12-02 23:24:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 3969 transitions. [2018-12-02 23:24:01,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 23:24:01,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:01,665 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 23:24:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2200 states and 3969 transitions. [2018-12-02 23:24:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 3969 transitions. [2018-12-02 23:24:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 23:24:01,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-02 23:24:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 2205 states and 3974 transitions. [2018-12-02 23:24:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 3974 transitions. [2018-12-02 23:24:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 23:24:02,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-12-02 23:24:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:06,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 2208 states and 3977 transitions. [2018-12-02 23:24:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 3977 transitions. [2018-12-02 23:24:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 23:24:06,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 23:24:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2210 states and 3978 transitions. [2018-12-02 23:24:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 3978 transitions. [2018-12-02 23:24:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 23:24:06,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-12-02 23:24:06,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 2211 states and 3979 transitions. [2018-12-02 23:24:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 3979 transitions. [2018-12-02 23:24:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 23:24:06,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:24:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 23:24:06,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:24:06,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2215 states and 3982 transitions. [2018-12-02 23:24:06,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 3982 transitions. [2018-12-02 23:24:06,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-02 23:24:06,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:24:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:24:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:24:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:24:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 23:24:26,439 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: program execution has not yet been computed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.getRcfgProgramExecution(TraceCheck.java:440) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 23:24:26,442 INFO L168 Benchmark]: Toolchain (without parser) took 247080.15 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 718.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -196.5 MB). Peak memory consumption was 522.3 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,443 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:24:26,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.3 MB in the beginning and 1.0 GB in the end (delta: -78.4 MB). Peak memory consumption was 99.7 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,443 INFO L168 Benchmark]: Boogie Preprocessor took 74.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 995.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,444 INFO L168 Benchmark]: RCFGBuilder took 7819.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 174.6 MB). Free memory was 995.9 MB in the beginning and 1.3 GB in the end (delta: -268.5 MB). Peak memory consumption was 373.1 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,444 INFO L168 Benchmark]: CodeCheck took 238247.84 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 385.9 MB). Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 122.7 MB). Peak memory consumption was 508.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:24:26,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: program execution has not yet been computed de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: program execution has not yet been computed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.getRcfgProgramExecution(TraceCheck.java:440) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 867.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.3 MB in the beginning and 1.0 GB in the end (delta: -78.4 MB). Peak memory consumption was 99.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 995.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7819.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 174.6 MB). Free memory was 995.9 MB in the beginning and 1.3 GB in the end (delta: -268.5 MB). Peak memory consumption was 373.1 MB. Max. memory is 11.5 GB. * CodeCheck took 238247.84 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 385.9 MB). Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 122.7 MB). Peak memory consumption was 508.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 23:24:27,683 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:24:27,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:24:27,690 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:24:27,690 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:24:27,691 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:24:27,691 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:24:27,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:24:27,693 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:24:27,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:24:27,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:24:27,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:24:27,694 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:24:27,695 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:24:27,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:24:27,695 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:24:27,696 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:24:27,697 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:24:27,697 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:24:27,698 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:24:27,699 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:24:27,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:24:27,700 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:24:27,700 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:24:27,701 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:24:27,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:24:27,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:24:27,702 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:24:27,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:24:27,703 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:24:27,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:24:27,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:24:27,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:24:27,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:24:27,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:24:27,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:24:27,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-12-02 23:24:27,712 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:24:27,712 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:24:27,712 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:24:27,712 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 23:24:27,713 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:24:27,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:24:27,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:24:27,713 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:24:27,713 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:24:27,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:24:27,713 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:24:27,714 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 23:24:27,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:24:27,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:24:27,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 23:24:27,715 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 23:24:27,715 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_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/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 -> 94063d390c7a1633bae72ea63bdcec282541af9e [2018-12-02 23:24:27,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:24:27,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:24:27,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:24:27,747 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:24:27,748 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:24:27,748 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i [2018-12-02 23:24:27,793 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/990865dfb/fcc63abd6b8946e78daeaaceddffb279/FLAG09facda51 [2018-12-02 23:24:28,237 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:24:28,238 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_false-unreach-call.cil.out.i [2018-12-02 23:24:28,253 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/990865dfb/fcc63abd6b8946e78daeaaceddffb279/FLAG09facda51 [2018-12-02 23:24:28,528 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/data/990865dfb/fcc63abd6b8946e78daeaaceddffb279 [2018-12-02 23:24:28,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:24:28,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:24:28,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:24:28,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:24:28,541 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:24:28,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:24:28" (1/1) ... [2018-12-02 23:24:28,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2565089b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:28, skipping insertion in model container [2018-12-02 23:24:28,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:24:28" (1/1) ... [2018-12-02 23:24:28,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:24:28,641 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:24:28,851 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3496] [2018-12-02 23:24:28,851 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3498-3499] [2018-12-02 23:24:28,851 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3500-3502] [2018-12-02 23:24:28,852 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3503-3504] [2018-12-02 23:24:28,852 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3505] [2018-12-02 23:24:28,852 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3511-3512] [2018-12-02 23:24:28,852 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3513] [2018-12-02 23:24:28,853 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3516] [2018-12-02 23:24:28,860 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3929] [2018-12-02 23:24:28,861 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3930] [2018-12-02 23:24:28,861 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3931] [2018-12-02 23:24:28,861 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3932] [2018-12-02 23:24:28,862 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3933] [2018-12-02 23:24:28,862 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3934] [2018-12-02 23:24:29,292 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:24:29,309 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:24:29,365 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3496] [2018-12-02 23:24:29,365 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3498-3499] [2018-12-02 23:24:29,365 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3500-3502] [2018-12-02 23:24:29,365 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3503-3504] [2018-12-02 23:24:29,366 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3505] [2018-12-02 23:24:29,366 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3511-3512] [2018-12-02 23:24:29,366 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3513] [2018-12-02 23:24:29,366 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3516] [2018-12-02 23:24:29,373 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3929] [2018-12-02 23:24:29,373 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3930] [2018-12-02 23:24:29,373 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3931] [2018-12-02 23:24:29,374 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3932] [2018-12-02 23:24:29,374 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3933] [2018-12-02 23:24:29,374 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3934] [2018-12-02 23:24:29,456 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:24:29,504 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:24:29,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29 WrapperNode [2018-12-02 23:24:29,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:24:29,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:24:29,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:24:29,505 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:24:29,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:24:29,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:24:29,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:24:29,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:24:29,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... [2018-12-02 23:24:29,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:24:29,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:24:29,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:24:29,658 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:24:29,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:24:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3672ca8b-7726-4749-83e4-cd6e15fe6bd3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-12-02 23:24:29,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 23:24:29,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-02 23:24:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-02 23:24:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-12-02 23:24:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 23:24:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-02 23:24:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-02 23:24:29,694 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-12-02 23:24:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 23:24:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2018-12-02 23:24:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-02 23:24:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-12-02 23:24:29,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmset [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmset [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmget [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmget [2018-12-02 23:24:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-12-02 23:24:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_ioctl [2018-12-02 23:24:29,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_ioctl [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2018-12-02 23:24:29,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2018-12-02 23:24:29,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2018-12-02 23:24:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-12-02 23:24:29,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_room [2018-12-02 23:24:29,698 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_room [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2018-12-02 23:24:29,698 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-02 23:24:29,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init_termios [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init_termios [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_set_termios [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_set_termios [2018-12-02 23:24:29,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 23:24:29,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 23:24:29,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:24:29,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:25:12,694 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:25:12,694 INFO L280 CfgBuilder]: Removed 125 assue(true) statements. [2018-12-02 23:25:12,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:25:12 BoogieIcfgContainer [2018-12-02 23:25:12,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:25:12,695 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 23:25:12,695 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 23:25:12,701 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 23:25:12,702 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:25:12" (1/1) ... [2018-12-02 23:25:12,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:25:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:25:12,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 407 states and 591 transitions. [2018-12-02 23:25:12,741 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 591 transitions. [2018-12-02 23:25:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 23:25:12,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:25:12,777 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 23:25:12,779 INFO L168 Benchmark]: Toolchain (without parser) took 44246.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 350.2 MB). Free memory was 931.3 MB in the beginning and 1.2 GB in the end (delta: -232.9 MB). Peak memory consumption was 117.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,780 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:25:12,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 969.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 931.3 MB in the beginning and 1.0 GB in the end (delta: -104.1 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,781 INFO L168 Benchmark]: Boogie Preprocessor took 78.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,782 INFO L168 Benchmark]: RCFGBuilder took 43036.70 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.1 MB). Peak memory consumption was 371.2 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,782 INFO L168 Benchmark]: CodeCheck took 83.68 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-12-02 23:25:12,784 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 969.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 931.3 MB in the beginning and 1.0 GB in the end (delta: -104.1 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 78.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 43036.70 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.1 MB). Peak memory consumption was 371.2 MB. Max. memory is 11.5 GB. * CodeCheck took 83.68 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...