./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/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 49380e6b1e851e00d0ad398a7528812e4c12a087 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:46:14,983 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:46:14,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:46:14,992 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:46:14,992 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:46:14,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:46:14,993 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:46:14,995 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:46:14,996 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:46:14,997 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:46:14,998 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:46:14,998 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:46:14,999 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:46:14,999 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:46:15,000 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:46:15,001 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:46:15,002 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:46:15,003 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:46:15,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:46:15,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:46:15,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:46:15,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:46:15,010 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:46:15,010 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:46:15,010 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:46:15,011 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:46:15,012 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:46:15,012 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:46:15,013 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:46:15,014 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:46:15,014 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:46:15,015 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:46:15,015 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:46:15,015 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:46:15,016 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:46:15,016 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:46:15,017 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 01:46:15,027 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:46:15,027 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:46:15,028 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:46:15,028 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:46:15,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:46:15,028 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:46:15,029 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:46:15,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:46:15,030 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:46:15,030 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:46:15,030 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:46:15,030 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:46:15,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:46:15,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:46:15,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:46:15,031 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:46:15,031 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 01:46:15,032 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_c8d39f9e-7a6b-47d7-ba30-63327970da51/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 -> 49380e6b1e851e00d0ad398a7528812e4c12a087 [2018-11-23 01:46:15,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:46:15,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:46:15,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:46:15,071 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:46:15,071 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:46:15,072 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 01:46:15,116 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/data/76d594c6a/540a186c0dac41be85628c6003c7d095/FLAG10e4b52e7 [2018-11-23 01:46:15,674 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:46:15,675 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 01:46:15,703 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/data/76d594c6a/540a186c0dac41be85628c6003c7d095/FLAG10e4b52e7 [2018-11-23 01:46:15,882 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/data/76d594c6a/540a186c0dac41be85628c6003c7d095 [2018-11-23 01:46:15,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:46:15,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:46:15,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:46:15,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:46:15,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:46:15,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:15" (1/1) ... [2018-11-23 01:46:15,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f2e73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15, skipping insertion in model container [2018-11-23 01:46:15,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:15" (1/1) ... [2018-11-23 01:46:15,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:46:15,988 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:46:17,073 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:46:17,095 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:46:17,418 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:46:17,496 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:46:17,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17 WrapperNode [2018-11-23 01:46:17,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:46:17,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:46:17,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:46:17,498 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:46:17,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:46:17,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:46:17,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:46:17,601 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:46:17,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... [2018-11-23 01:46:17,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:46:17,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:46:17,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:46:17,698 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:46:17,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:46:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2018-11-23 01:46:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 01:46:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 01:46:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 01:46:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 01:46:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2018-11-23 01:46:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2018-11-23 01:46:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2018-11-23 01:46:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-11-23 01:46:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-11-23 01:46:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-11-23 01:46:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-11-23 01:46:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2018-11-23 01:46:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2018-11-23 01:46:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2018-11-23 01:46:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2018-11-23 01:46:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-23 01:46:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2018-11-23 01:46:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 01:46:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2018-11-23 01:46:17,760 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2018-11-23 01:46:17,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 01:46:17,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 01:46:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 01:46:17,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 01:46:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2018-11-23 01:46:17,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2018-11-23 01:46:17,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2018-11-23 01:46:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2018-11-23 01:46:17,762 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2018-11-23 01:46:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-23 01:46:17,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-23 01:46:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2018-11-23 01:46:17,762 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 01:46:17,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 01:46:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2018-11-23 01:46:17,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2018-11-23 01:46:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 01:46:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 01:46:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2018-11-23 01:46:17,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2018-11-23 01:46:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 01:46:17,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 01:46:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 01:46:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 01:46:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-11-23 01:46:17,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-11-23 01:46:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2018-11-23 01:46:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2018-11-23 01:46:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2018-11-23 01:46:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 01:46:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 01:46:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 01:46:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-23 01:46:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-23 01:46:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-23 01:46:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-23 01:46:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-23 01:46:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2018-11-23 01:46:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2018-11-23 01:46:17,767 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-23 01:46:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 01:46:17,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 01:46:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:46:17,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:46:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2018-11-23 01:46:20,593 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:46:20,594 INFO L280 CfgBuilder]: Removed 78 assue(true) statements. [2018-11-23 01:46:20,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:20 BoogieIcfgContainer [2018-11-23 01:46:20,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:46:20,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:46:20,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:46:20,606 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:46:20,607 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:20" (1/1) ... [2018-11-23 01:46:20,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:46:20,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 353 states and 514 transitions. [2018-11-23 01:46:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 514 transitions. [2018-11-23 01:46:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 01:46:20,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 358 states and 541 transitions. [2018-11-23 01:46:21,069 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 541 transitions. [2018-11-23 01:46:21,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 01:46:21,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 358 states and 540 transitions. [2018-11-23 01:46:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 540 transitions. [2018-11-23 01:46:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 01:46:21,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:21,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 361 states and 565 transitions. [2018-11-23 01:46:21,428 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 565 transitions. [2018-11-23 01:46:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 01:46:21,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 363 states and 568 transitions. [2018-11-23 01:46:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 568 transitions. [2018-11-23 01:46:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 01:46:21,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 362 states and 564 transitions. [2018-11-23 01:46:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 564 transitions. [2018-11-23 01:46:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 01:46:21,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:21,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 362 states and 563 transitions. [2018-11-23 01:46:21,792 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 563 transitions. [2018-11-23 01:46:21,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 01:46:21,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 367 states and 587 transitions. [2018-11-23 01:46:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 587 transitions. [2018-11-23 01:46:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 01:46:22,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:22,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 369 states and 589 transitions. [2018-11-23 01:46:22,132 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 589 transitions. [2018-11-23 01:46:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 01:46:22,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 372 states and 593 transitions. [2018-11-23 01:46:22,280 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 593 transitions. [2018-11-23 01:46:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 01:46:22,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 371 states and 588 transitions. [2018-11-23 01:46:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 588 transitions. [2018-11-23 01:46:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 01:46:22,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:22,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 377 states and 616 transitions. [2018-11-23 01:46:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 616 transitions. [2018-11-23 01:46:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 01:46:22,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:22,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 376 states and 610 transitions. [2018-11-23 01:46:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 610 transitions. [2018-11-23 01:46:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 01:46:22,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 380 states and 616 transitions. [2018-11-23 01:46:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 616 transitions. [2018-11-23 01:46:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 01:46:23,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 383 states and 620 transitions. [2018-11-23 01:46:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 620 transitions. [2018-11-23 01:46:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 01:46:23,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 402 states and 689 transitions. [2018-11-23 01:46:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 689 transitions. [2018-11-23 01:46:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 01:46:23,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 405 states and 693 transitions. [2018-11-23 01:46:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 693 transitions. [2018-11-23 01:46:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 01:46:24,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 410 states and 715 transitions. [2018-11-23 01:46:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 715 transitions. [2018-11-23 01:46:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 01:46:24,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 413 states and 719 transitions. [2018-11-23 01:46:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 719 transitions. [2018-11-23 01:46:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 01:46:24,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:24,698 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:24,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 413 states and 718 transitions. [2018-11-23 01:46:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 718 transitions. [2018-11-23 01:46:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 01:46:24,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 416 states and 722 transitions. [2018-11-23 01:46:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 722 transitions. [2018-11-23 01:46:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 01:46:24,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 416 states and 721 transitions. [2018-11-23 01:46:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 721 transitions. [2018-11-23 01:46:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 01:46:25,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:25,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 417 states and 722 transitions. [2018-11-23 01:46:25,134 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 722 transitions. [2018-11-23 01:46:25,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:46:25,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:25,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 423 states and 730 transitions. [2018-11-23 01:46:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 730 transitions. [2018-11-23 01:46:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:46:25,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:25,713 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 425 states and 750 transitions. [2018-11-23 01:46:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 750 transitions. [2018-11-23 01:46:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 01:46:25,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 425 states and 749 transitions. [2018-11-23 01:46:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 749 transitions. [2018-11-23 01:46:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:46:25,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 441 states and 814 transitions. [2018-11-23 01:46:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 814 transitions. [2018-11-23 01:46:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 01:46:26,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:46:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 441 states and 813 transitions. [2018-11-23 01:46:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 813 transitions. [2018-11-23 01:46:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:46:26,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:26,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 443 states and 815 transitions. [2018-11-23 01:46:26,903 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 815 transitions. [2018-11-23 01:46:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:46:26,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 446 states and 821 transitions. [2018-11-23 01:46:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 821 transitions. [2018-11-23 01:46:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:46:26,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 451 states and 847 transitions. [2018-11-23 01:46:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 847 transitions. [2018-11-23 01:46:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 01:46:27,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 455 states and 853 transitions. [2018-11-23 01:46:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 853 transitions. [2018-11-23 01:46:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:46:27,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:46:27,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:27,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 456 states and 854 transitions. [2018-11-23 01:46:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 854 transitions. [2018-11-23 01:46:27,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:46:27,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:27,839 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:46:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 460 states and 874 transitions. [2018-11-23 01:46:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 874 transitions. [2018-11-23 01:46:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:46:28,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 463 states and 881 transitions. [2018-11-23 01:46:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 881 transitions. [2018-11-23 01:46:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:46:28,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 466 states and 885 transitions. [2018-11-23 01:46:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 885 transitions. [2018-11-23 01:46:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 01:46:28,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:46:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 467 states and 885 transitions. [2018-11-23 01:46:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 885 transitions. [2018-11-23 01:46:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:28,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:28,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 470 states and 892 transitions. [2018-11-23 01:46:28,619 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 892 transitions. [2018-11-23 01:46:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:28,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:28,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 470 states and 891 transitions. [2018-11-23 01:46:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 891 transitions. [2018-11-23 01:46:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:28,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:29,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 472 states and 911 transitions. [2018-11-23 01:46:29,033 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 911 transitions. [2018-11-23 01:46:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:29,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 476 states and 921 transitions. [2018-11-23 01:46:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 921 transitions. [2018-11-23 01:46:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:29,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 482 states and 947 transitions. [2018-11-23 01:46:29,409 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 947 transitions. [2018-11-23 01:46:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:29,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:29,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 484 states and 962 transitions. [2018-11-23 01:46:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 962 transitions. [2018-11-23 01:46:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:29,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:46:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 486 states and 964 transitions. [2018-11-23 01:46:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 964 transitions. [2018-11-23 01:46:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:29,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:29,648 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 490 states and 987 transitions. [2018-11-23 01:46:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 987 transitions. [2018-11-23 01:46:30,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 01:46:30,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 493 states and 991 transitions. [2018-11-23 01:46:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 991 transitions. [2018-11-23 01:46:30,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 01:46:30,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:30,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 493 states and 989 transitions. [2018-11-23 01:46:30,332 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 989 transitions. [2018-11-23 01:46:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 01:46:30,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:46:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 496 states and 993 transitions. [2018-11-23 01:46:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 993 transitions. [2018-11-23 01:46:30,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:46:30,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:30,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 496 states and 991 transitions. [2018-11-23 01:46:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 991 transitions. [2018-11-23 01:46:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:46:30,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,435 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:30,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 501 states and 1011 transitions. [2018-11-23 01:46:30,878 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1011 transitions. [2018-11-23 01:46:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:46:30,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:30,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:30,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 503 states and 1015 transitions. [2018-11-23 01:46:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1015 transitions. [2018-11-23 01:46:30,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 01:46:30,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 515 states and 1050 transitions. [2018-11-23 01:46:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1050 transitions. [2018-11-23 01:46:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:46:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 515 states and 1048 transitions. [2018-11-23 01:46:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1048 transitions. [2018-11-23 01:46:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 520 states and 1059 transitions. [2018-11-23 01:46:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1059 transitions. [2018-11-23 01:46:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,462 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 522 states and 1063 transitions. [2018-11-23 01:46:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1063 transitions. [2018-11-23 01:46:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 523 states and 1065 transitions. [2018-11-23 01:46:32,532 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1065 transitions. [2018-11-23 01:46:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 524 states and 1066 transitions. [2018-11-23 01:46:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1066 transitions. [2018-11-23 01:46:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 01:46:32,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,616 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:32,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 528 states and 1073 transitions. [2018-11-23 01:46:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1073 transitions. [2018-11-23 01:46:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:32,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 535 states and 1103 transitions. [2018-11-23 01:46:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1103 transitions. [2018-11-23 01:46:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:33,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:33,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 536 states and 1103 transitions. [2018-11-23 01:46:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1103 transitions. [2018-11-23 01:46:33,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:33,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:33,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:33,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 540 states and 1111 transitions. [2018-11-23 01:46:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1111 transitions. [2018-11-23 01:46:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:33,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 01:46:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 541 states and 1111 transitions. [2018-11-23 01:46:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1111 transitions. [2018-11-23 01:46:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:33,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 01:46:33,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 543 states and 1113 transitions. [2018-11-23 01:46:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1113 transitions. [2018-11-23 01:46:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:33,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 551 states and 1150 transitions. [2018-11-23 01:46:34,824 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1150 transitions. [2018-11-23 01:46:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:34,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:34,850 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:35,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 552 states and 1152 transitions. [2018-11-23 01:46:35,093 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1152 transitions. [2018-11-23 01:46:35,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:35,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 555 states and 1171 transitions. [2018-11-23 01:46:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1171 transitions. [2018-11-23 01:46:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:35,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 561 states and 1201 transitions. [2018-11-23 01:46:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1201 transitions. [2018-11-23 01:46:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:36,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:46:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 562 states and 1201 transitions. [2018-11-23 01:46:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1201 transitions. [2018-11-23 01:46:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 01:46:36,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:46:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 563 states and 1203 transitions. [2018-11-23 01:46:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1203 transitions. [2018-11-23 01:46:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:46:36,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 566 states and 1209 transitions. [2018-11-23 01:46:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1209 transitions. [2018-11-23 01:46:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:46:36,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 569 states and 1215 transitions. [2018-11-23 01:46:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1215 transitions. [2018-11-23 01:46:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:46:36,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:46:36,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 571 states and 1217 transitions. [2018-11-23 01:46:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1217 transitions. [2018-11-23 01:46:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 01:46:36,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 573 states and 1220 transitions. [2018-11-23 01:46:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1220 transitions. [2018-11-23 01:46:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:36,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,686 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 576 states and 1226 transitions. [2018-11-23 01:46:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1226 transitions. [2018-11-23 01:46:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:36,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 595 states and 1324 transitions. [2018-11-23 01:46:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1324 transitions. [2018-11-23 01:46:39,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:39,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:39,419 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 596 states and 1326 transitions. [2018-11-23 01:46:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1326 transitions. [2018-11-23 01:46:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:39,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:39,669 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 599 states and 1334 transitions. [2018-11-23 01:46:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1334 transitions. [2018-11-23 01:46:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:39,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 602 states and 1341 transitions. [2018-11-23 01:46:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1341 transitions. [2018-11-23 01:46:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:40,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:40,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 604 states and 1344 transitions. [2018-11-23 01:46:40,217 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1344 transitions. [2018-11-23 01:46:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:40,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 605 states and 1345 transitions. [2018-11-23 01:46:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1345 transitions. [2018-11-23 01:46:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 01:46:40,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:46:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 604 states and 1320 transitions. [2018-11-23 01:46:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1320 transitions. [2018-11-23 01:46:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:40,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 621 states and 1387 transitions. [2018-11-23 01:46:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1387 transitions. [2018-11-23 01:46:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:43,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 624 states and 1395 transitions. [2018-11-23 01:46:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1395 transitions. [2018-11-23 01:46:43,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:43,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:43,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 623 states and 1393 transitions. [2018-11-23 01:46:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1393 transitions. [2018-11-23 01:46:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:43,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 624 states and 1395 transitions. [2018-11-23 01:46:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1395 transitions. [2018-11-23 01:46:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:43,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:46:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 626 states and 1402 transitions. [2018-11-23 01:46:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1402 transitions. [2018-11-23 01:46:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:44,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:45,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 630 states and 1412 transitions. [2018-11-23 01:46:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1412 transitions. [2018-11-23 01:46:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:45,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:45,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 633 states and 1420 transitions. [2018-11-23 01:46:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1420 transitions. [2018-11-23 01:46:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:45,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:46:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 637 states and 1426 transitions. [2018-11-23 01:46:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1426 transitions. [2018-11-23 01:46:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:45,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:46,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 641 states and 1434 transitions. [2018-11-23 01:46:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1434 transitions. [2018-11-23 01:46:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:46,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 642 states and 1435 transitions. [2018-11-23 01:46:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1435 transitions. [2018-11-23 01:46:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:46,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 643 states and 1437 transitions. [2018-11-23 01:46:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1437 transitions. [2018-11-23 01:46:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 01:46:46,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 645 states and 1440 transitions. [2018-11-23 01:46:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1440 transitions. [2018-11-23 01:46:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:46,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:46:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 648 states and 1449 transitions. [2018-11-23 01:46:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1449 transitions. [2018-11-23 01:46:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:47,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 666 states and 1520 transitions. [2018-11-23 01:46:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1520 transitions. [2018-11-23 01:46:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:50,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 667 states and 1522 transitions. [2018-11-23 01:46:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1522 transitions. [2018-11-23 01:46:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:50,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 672 states and 1535 transitions. [2018-11-23 01:46:51,711 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1535 transitions. [2018-11-23 01:46:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:51,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:46:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 675 states and 1538 transitions. [2018-11-23 01:46:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1538 transitions. [2018-11-23 01:46:51,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 01:46:51,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 679 states and 1544 transitions. [2018-11-23 01:46:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1544 transitions. [2018-11-23 01:46:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:52,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 698 states and 1618 transitions. [2018-11-23 01:46:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1618 transitions. [2018-11-23 01:46:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:56,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:46:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:56,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 701 states and 1628 transitions. [2018-11-23 01:46:56,965 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1628 transitions. [2018-11-23 01:46:56,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:56,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:46:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 702 states and 1630 transitions. [2018-11-23 01:46:57,295 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1630 transitions. [2018-11-23 01:46:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:57,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:58,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:58,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 708 states and 1646 transitions. [2018-11-23 01:46:58,733 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1646 transitions. [2018-11-23 01:46:58,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:46:58,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:46:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 709 states and 1646 transitions. [2018-11-23 01:46:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1646 transitions. [2018-11-23 01:46:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:58,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:46:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 711 states and 1650 transitions. [2018-11-23 01:46:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1650 transitions. [2018-11-23 01:46:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 01:46:58,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:46:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 713 states and 1652 transitions. [2018-11-23 01:46:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1652 transitions. [2018-11-23 01:46:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:46:59,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:46:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:46:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 716 states and 1661 transitions. [2018-11-23 01:46:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1661 transitions. [2018-11-23 01:46:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:46:59,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:46:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:46:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 731 states and 1718 transitions. [2018-11-23 01:47:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1718 transitions. [2018-11-23 01:47:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:47:01,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 733 states and 1723 transitions. [2018-11-23 01:47:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1723 transitions. [2018-11-23 01:47:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 01:47:01,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:01,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:01,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 734 states and 1726 transitions. [2018-11-23 01:47:01,784 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1726 transitions. [2018-11-23 01:47:01,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:47:01,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 737 states and 1735 transitions. [2018-11-23 01:47:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1735 transitions. [2018-11-23 01:47:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:47:02,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:02,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 738 states and 1736 transitions. [2018-11-23 01:47:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1736 transitions. [2018-11-23 01:47:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:47:02,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:47:02,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:02,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 736 states and 1729 transitions. [2018-11-23 01:47:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1729 transitions. [2018-11-23 01:47:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:47:02,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 751 states and 1788 transitions. [2018-11-23 01:47:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1788 transitions. [2018-11-23 01:47:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:47:04,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:04,880 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:05,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 756 states and 1807 transitions. [2018-11-23 01:47:05,207 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1807 transitions. [2018-11-23 01:47:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:47:05,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 757 states and 1807 transitions. [2018-11-23 01:47:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1807 transitions. [2018-11-23 01:47:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 01:47:05,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 758 states and 1811 transitions. [2018-11-23 01:47:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1811 transitions. [2018-11-23 01:47:05,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:47:05,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:05,467 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:47:06,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:06,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 761 states and 1823 transitions. [2018-11-23 01:47:06,568 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1823 transitions. [2018-11-23 01:47:06,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 01:47:06,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:47:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 764 states and 1826 transitions. [2018-11-23 01:47:07,202 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1826 transitions. [2018-11-23 01:47:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:07,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:07,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 766 states and 1830 transitions. [2018-11-23 01:47:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1830 transitions. [2018-11-23 01:47:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:07,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 779 states and 1875 transitions. [2018-11-23 01:47:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1875 transitions. [2018-11-23 01:47:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:09,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 780 states and 1876 transitions. [2018-11-23 01:47:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1876 transitions. [2018-11-23 01:47:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:09,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:09,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 784 states and 1894 transitions. [2018-11-23 01:47:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1894 transitions. [2018-11-23 01:47:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:09,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 785 states and 1894 transitions. [2018-11-23 01:47:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1894 transitions. [2018-11-23 01:47:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:09,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:10,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 790 states and 1904 transitions. [2018-11-23 01:47:10,285 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1904 transitions. [2018-11-23 01:47:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:10,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:10,313 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:10,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:10,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 792 states and 1919 transitions. [2018-11-23 01:47:10,663 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1919 transitions. [2018-11-23 01:47:10,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:10,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 793 states and 1920 transitions. [2018-11-23 01:47:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1920 transitions. [2018-11-23 01:47:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:10,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 797 states and 1927 transitions. [2018-11-23 01:47:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1927 transitions. [2018-11-23 01:47:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:47:11,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 799 states and 1944 transitions. [2018-11-23 01:47:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1944 transitions. [2018-11-23 01:47:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:11,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 801 states and 1948 transitions. [2018-11-23 01:47:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1948 transitions. [2018-11-23 01:47:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:11,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 814 states and 1993 transitions. [2018-11-23 01:47:13,818 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1993 transitions. [2018-11-23 01:47:13,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:13,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 819 states and 2012 transitions. [2018-11-23 01:47:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 2012 transitions. [2018-11-23 01:47:14,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:14,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 820 states and 2012 transitions. [2018-11-23 01:47:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2012 transitions. [2018-11-23 01:47:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:14,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:15,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 827 states and 2037 transitions. [2018-11-23 01:47:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 2037 transitions. [2018-11-23 01:47:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:15,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 828 states and 2038 transitions. [2018-11-23 01:47:15,203 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 2038 transitions. [2018-11-23 01:47:15,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:15,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:15,229 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 834 states and 2062 transitions. [2018-11-23 01:47:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 2062 transitions. [2018-11-23 01:47:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:16,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:16,056 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 835 states and 2063 transitions. [2018-11-23 01:47:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2063 transitions. [2018-11-23 01:47:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:16,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 839 states and 2081 transitions. [2018-11-23 01:47:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2081 transitions. [2018-11-23 01:47:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:16,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:16,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:16,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 840 states and 2081 transitions. [2018-11-23 01:47:16,536 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2081 transitions. [2018-11-23 01:47:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:16,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:47:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 843 states and 2086 transitions. [2018-11-23 01:47:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2086 transitions. [2018-11-23 01:47:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:17,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 848 states and 2096 transitions. [2018-11-23 01:47:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2096 transitions. [2018-11-23 01:47:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:17,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:17,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 850 states and 2111 transitions. [2018-11-23 01:47:17,945 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2111 transitions. [2018-11-23 01:47:17,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:17,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 852 states and 2114 transitions. [2018-11-23 01:47:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2114 transitions. [2018-11-23 01:47:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:17,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:18,016 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:18,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:18,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 853 states and 2115 transitions. [2018-11-23 01:47:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2115 transitions. [2018-11-23 01:47:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:18,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 857 states and 2121 transitions. [2018-11-23 01:47:18,495 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2121 transitions. [2018-11-23 01:47:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 01:47:18,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 858 states and 2122 transitions. [2018-11-23 01:47:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2122 transitions. [2018-11-23 01:47:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:18,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 864 states and 2147 transitions. [2018-11-23 01:47:19,530 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 2147 transitions. [2018-11-23 01:47:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 01:47:19,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 866 states and 2164 transitions. [2018-11-23 01:47:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2164 transitions. [2018-11-23 01:47:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:19,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:20,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 871 states and 2174 transitions. [2018-11-23 01:47:20,448 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 2174 transitions. [2018-11-23 01:47:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:20,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 873 states and 2189 transitions. [2018-11-23 01:47:20,872 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2189 transitions. [2018-11-23 01:47:20,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:20,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:20,905 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 875 states and 2192 transitions. [2018-11-23 01:47:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 2192 transitions. [2018-11-23 01:47:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:20,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 877 states and 2195 transitions. [2018-11-23 01:47:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 2195 transitions. [2018-11-23 01:47:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:20,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:20,998 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 878 states and 2196 transitions. [2018-11-23 01:47:21,020 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2196 transitions. [2018-11-23 01:47:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:21,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 879 states and 2197 transitions. [2018-11-23 01:47:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 2197 transitions. [2018-11-23 01:47:21,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:21,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 885 states and 2222 transitions. [2018-11-23 01:47:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2222 transitions. [2018-11-23 01:47:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:22,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 887 states and 2239 transitions. [2018-11-23 01:47:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2239 transitions. [2018-11-23 01:47:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:22,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 895 states and 2258 transitions. [2018-11-23 01:47:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2258 transitions. [2018-11-23 01:47:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:22,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:24,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:24,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 899 states and 2310 transitions. [2018-11-23 01:47:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2310 transitions. [2018-11-23 01:47:24,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:24,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 900 states and 2313 transitions. [2018-11-23 01:47:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 2313 transitions. [2018-11-23 01:47:24,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:24,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:25,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 901 states and 2313 transitions. [2018-11-23 01:47:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2313 transitions. [2018-11-23 01:47:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:25,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:25,070 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:25,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 905 states and 2318 transitions. [2018-11-23 01:47:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2318 transitions. [2018-11-23 01:47:25,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:25,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 907 states and 2320 transitions. [2018-11-23 01:47:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2320 transitions. [2018-11-23 01:47:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:26,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 909 states and 2323 transitions. [2018-11-23 01:47:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2323 transitions. [2018-11-23 01:47:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:26,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 911 states and 2326 transitions. [2018-11-23 01:47:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2326 transitions. [2018-11-23 01:47:26,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:26,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 912 states and 2327 transitions. [2018-11-23 01:47:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2327 transitions. [2018-11-23 01:47:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:26,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 913 states and 2328 transitions. [2018-11-23 01:47:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2328 transitions. [2018-11-23 01:47:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:26,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:47:26,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 914 states and 2329 transitions. [2018-11-23 01:47:26,486 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 2329 transitions. [2018-11-23 01:47:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 01:47:26,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 916 states and 2332 transitions. [2018-11-23 01:47:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2332 transitions. [2018-11-23 01:47:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:26,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 917 states and 2335 transitions. [2018-11-23 01:47:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2335 transitions. [2018-11-23 01:47:27,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:27,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 919 states and 2342 transitions. [2018-11-23 01:47:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2342 transitions. [2018-11-23 01:47:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:28,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 920 states and 2345 transitions. [2018-11-23 01:47:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 2345 transitions. [2018-11-23 01:47:28,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:28,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 922 states and 2352 transitions. [2018-11-23 01:47:29,061 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2352 transitions. [2018-11-23 01:47:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:29,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 923 states and 2352 transitions. [2018-11-23 01:47:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2352 transitions. [2018-11-23 01:47:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:29,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 927 states and 2357 transitions. [2018-11-23 01:47:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2357 transitions. [2018-11-23 01:47:29,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 929 states and 2359 transitions. [2018-11-23 01:47:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2359 transitions. [2018-11-23 01:47:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,921 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 932 states and 2364 transitions. [2018-11-23 01:47:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 2364 transitions. [2018-11-23 01:47:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:29,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 934 states and 2367 transitions. [2018-11-23 01:47:29,991 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2367 transitions. [2018-11-23 01:47:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:29,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,022 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 936 states and 2370 transitions. [2018-11-23 01:47:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 2370 transitions. [2018-11-23 01:47:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:30,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,077 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 937 states and 2371 transitions. [2018-11-23 01:47:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2371 transitions. [2018-11-23 01:47:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:30,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:30,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 938 states and 2372 transitions. [2018-11-23 01:47:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2372 transitions. [2018-11-23 01:47:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:30,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,231 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:47:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 940 states and 2374 transitions. [2018-11-23 01:47:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 2374 transitions. [2018-11-23 01:47:30,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:30,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 942 states and 2377 transitions. [2018-11-23 01:47:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2377 transitions. [2018-11-23 01:47:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 01:47:30,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 943 states and 2378 transitions. [2018-11-23 01:47:30,621 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2378 transitions. [2018-11-23 01:47:30,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:30,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,651 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:47:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 947 states and 2389 transitions. [2018-11-23 01:47:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2389 transitions. [2018-11-23 01:47:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:31,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:47:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 950 states and 2399 transitions. [2018-11-23 01:47:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 2399 transitions. [2018-11-23 01:47:31,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:31,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 951 states and 2399 transitions. [2018-11-23 01:47:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2399 transitions. [2018-11-23 01:47:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:32,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 952 states and 2399 transitions. [2018-11-23 01:47:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2399 transitions. [2018-11-23 01:47:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:32,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 953 states and 2402 transitions. [2018-11-23 01:47:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2402 transitions. [2018-11-23 01:47:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:33,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:47:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 955 states and 2424 transitions. [2018-11-23 01:47:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2424 transitions. [2018-11-23 01:47:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:47:35,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 951 states and 2417 transitions. [2018-11-23 01:47:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2417 transitions. [2018-11-23 01:47:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:47:35,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 953 states and 2419 transitions. [2018-11-23 01:47:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2419 transitions. [2018-11-23 01:47:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:47:35,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 955 states and 2421 transitions. [2018-11-23 01:47:35,210 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2421 transitions. [2018-11-23 01:47:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:35,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,254 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 957 states and 2428 transitions. [2018-11-23 01:47:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2428 transitions. [2018-11-23 01:47:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:35,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:47:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:36,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 958 states and 2428 transitions. [2018-11-23 01:47:36,330 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 2428 transitions. [2018-11-23 01:47:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:36,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:36,426 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 959 states and 2431 transitions. [2018-11-23 01:47:36,892 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 2431 transitions. [2018-11-23 01:47:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:36,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 961 states and 2438 transitions. [2018-11-23 01:47:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2438 transitions. [2018-11-23 01:47:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:37,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:37,413 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 962 states and 2438 transitions. [2018-11-23 01:47:37,430 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2438 transitions. [2018-11-23 01:47:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:37,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 966 states and 2443 transitions. [2018-11-23 01:47:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2443 transitions. [2018-11-23 01:47:38,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:38,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 968 states and 2445 transitions. [2018-11-23 01:47:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 2445 transitions. [2018-11-23 01:47:38,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:38,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 971 states and 2450 transitions. [2018-11-23 01:47:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2450 transitions. [2018-11-23 01:47:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:38,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 974 states and 2456 transitions. [2018-11-23 01:47:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2456 transitions. [2018-11-23 01:47:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:39,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:47:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:41,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 981 states and 2482 transitions. [2018-11-23 01:47:41,393 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2482 transitions. [2018-11-23 01:47:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:47:41,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:46,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 990 states and 2510 transitions. [2018-11-23 01:47:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2510 transitions. [2018-11-23 01:47:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:46,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,467 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 992 states and 2513 transitions. [2018-11-23 01:47:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2513 transitions. [2018-11-23 01:47:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:46,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 993 states and 2514 transitions. [2018-11-23 01:47:46,560 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 2514 transitions. [2018-11-23 01:47:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:46,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,591 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:47:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 994 states and 2515 transitions. [2018-11-23 01:47:46,633 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2515 transitions. [2018-11-23 01:47:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:46,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:47:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 995 states and 2516 transitions. [2018-11-23 01:47:46,788 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2516 transitions. [2018-11-23 01:47:46,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:46,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:47:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 996 states and 2517 transitions. [2018-11-23 01:47:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2517 transitions. [2018-11-23 01:47:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:46,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 998 states and 2520 transitions. [2018-11-23 01:47:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2520 transitions. [2018-11-23 01:47:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 01:47:47,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:47:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 999 states and 2520 transitions. [2018-11-23 01:47:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2520 transitions. [2018-11-23 01:47:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:47,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:47:48,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:48,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1002 states and 2531 transitions. [2018-11-23 01:47:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2531 transitions. [2018-11-23 01:47:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:48,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1003 states and 2532 transitions. [2018-11-23 01:47:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2532 transitions. [2018-11-23 01:47:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:48,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:48,659 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1006 states and 2542 transitions. [2018-11-23 01:47:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2542 transitions. [2018-11-23 01:47:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:49,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:47:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1009 states and 2552 transitions. [2018-11-23 01:47:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2552 transitions. [2018-11-23 01:47:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:49,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:47:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1011 states and 2557 transitions. [2018-11-23 01:47:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2557 transitions. [2018-11-23 01:47:49,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:49,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:50,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:50,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1012 states and 2560 transitions. [2018-11-23 01:47:50,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2560 transitions. [2018-11-23 01:47:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:50,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:47:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 1015 states and 2570 transitions. [2018-11-23 01:47:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2570 transitions. [2018-11-23 01:47:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:51,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1017 states and 2577 transitions. [2018-11-23 01:47:52,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2577 transitions. [2018-11-23 01:47:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:52,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:52,459 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:47:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1019 states and 2582 transitions. [2018-11-23 01:47:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2582 transitions. [2018-11-23 01:47:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:52,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:53,064 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1020 states and 2585 transitions. [2018-11-23 01:47:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2585 transitions. [2018-11-23 01:47:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:53,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:47:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1023 states and 2595 transitions. [2018-11-23 01:47:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2595 transitions. [2018-11-23 01:47:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:54,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1025 states and 2602 transitions. [2018-11-23 01:47:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2602 transitions. [2018-11-23 01:47:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:55,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:55,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1026 states and 2602 transitions. [2018-11-23 01:47:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2602 transitions. [2018-11-23 01:47:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:55,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1030 states and 2607 transitions. [2018-11-23 01:47:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2607 transitions. [2018-11-23 01:47:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:56,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:56,484 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1032 states and 2609 transitions. [2018-11-23 01:47:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2609 transitions. [2018-11-23 01:47:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:56,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:56,535 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:57,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1035 states and 2614 transitions. [2018-11-23 01:47:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2614 transitions. [2018-11-23 01:47:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:57,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:47:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1039 states and 2620 transitions. [2018-11-23 01:47:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2620 transitions. [2018-11-23 01:47:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:58,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 01:47:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1041 states and 2622 transitions. [2018-11-23 01:47:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2622 transitions. [2018-11-23 01:47:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 01:47:58,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 01:47:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1043 states and 2624 transitions. [2018-11-23 01:47:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2624 transitions. [2018-11-23 01:47:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:47:58,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,317 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:47:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1045 states and 2639 transitions. [2018-11-23 01:47:58,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2639 transitions. [2018-11-23 01:47:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:47:58,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,858 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:48:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1053 states and 2654 transitions. [2018-11-23 01:48:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2654 transitions. [2018-11-23 01:48:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:01,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:48:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1054 states and 2655 transitions. [2018-11-23 01:48:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2655 transitions. [2018-11-23 01:48:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:01,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1058 states and 2664 transitions. [2018-11-23 01:48:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2664 transitions. [2018-11-23 01:48:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:02,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:02,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1059 states and 2667 transitions. [2018-11-23 01:48:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2667 transitions. [2018-11-23 01:48:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:02,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1060 states and 2668 transitions. [2018-11-23 01:48:02,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2668 transitions. [2018-11-23 01:48:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:02,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,944 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:48:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1063 states and 2678 transitions. [2018-11-23 01:48:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2678 transitions. [2018-11-23 01:48:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:02,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,026 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:48:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 1066 states and 2688 transitions. [2018-11-23 01:48:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2688 transitions. [2018-11-23 01:48:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:03,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 1069 states and 2698 transitions. [2018-11-23 01:48:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2698 transitions. [2018-11-23 01:48:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:03,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:48:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1072 states and 2705 transitions. [2018-11-23 01:48:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2705 transitions. [2018-11-23 01:48:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:03,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1074 states and 2710 transitions. [2018-11-23 01:48:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2710 transitions. [2018-11-23 01:48:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:03,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:48:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1076 states and 2715 transitions. [2018-11-23 01:48:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2715 transitions. [2018-11-23 01:48:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:04,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1078 states and 2717 transitions. [2018-11-23 01:48:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2717 transitions. [2018-11-23 01:48:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:04,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:48:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1080 states and 2722 transitions. [2018-11-23 01:48:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2722 transitions. [2018-11-23 01:48:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:05,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:48:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1083 states and 2732 transitions. [2018-11-23 01:48:06,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2732 transitions. [2018-11-23 01:48:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:06,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:48:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:06,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1084 states and 2732 transitions. [2018-11-23 01:48:06,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2732 transitions. [2018-11-23 01:48:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:48:06,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1088 states and 2738 transitions. [2018-11-23 01:48:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2738 transitions. [2018-11-23 01:48:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:06,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:06,959 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:48:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1090 states and 2743 transitions. [2018-11-23 01:48:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2743 transitions. [2018-11-23 01:48:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:07,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:48:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1093 states and 2753 transitions. [2018-11-23 01:48:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2753 transitions. [2018-11-23 01:48:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:08,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:48:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1094 states and 2753 transitions. [2018-11-23 01:48:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2753 transitions. [2018-11-23 01:48:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 01:48:09,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1098 states and 2763 transitions. [2018-11-23 01:48:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2763 transitions. [2018-11-23 01:48:10,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 01:48:10,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:10,306 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:48:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1100 states and 2765 transitions. [2018-11-23 01:48:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2765 transitions. [2018-11-23 01:48:10,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:48:10,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:10,440 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:48:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1103 states and 2774 transitions. [2018-11-23 01:48:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2774 transitions. [2018-11-23 01:48:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:48:11,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:48:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1105 states and 2779 transitions. [2018-11-23 01:48:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2779 transitions. [2018-11-23 01:48:11,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:48:11,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:48:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1108 states and 2788 transitions. [2018-11-23 01:48:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2788 transitions. [2018-11-23 01:48:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:48:12,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:48:13,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1110 states and 2793 transitions. [2018-11-23 01:48:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2793 transitions. [2018-11-23 01:48:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 01:48:13,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:48:13,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1111 states and 2794 transitions. [2018-11-23 01:48:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2794 transitions. [2018-11-23 01:48:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:48:13,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:48:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1112 states and 2794 transitions. [2018-11-23 01:48:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2794 transitions. [2018-11-23 01:48:14,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:48:14,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 01:48:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1113 states and 2794 transitions. [2018-11-23 01:48:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2794 transitions. [2018-11-23 01:48:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:48:15,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:15,118 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:15,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1114 states and 2795 transitions. [2018-11-23 01:48:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2795 transitions. [2018-11-23 01:48:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 01:48:15,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1119 states and 2816 transitions. [2018-11-23 01:48:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2816 transitions. [2018-11-23 01:48:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 01:48:17,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:20,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 1126 states and 2838 transitions. [2018-11-23 01:48:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2838 transitions. [2018-11-23 01:48:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:20,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:20,283 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:20,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1129 states and 2843 transitions. [2018-11-23 01:48:20,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2843 transitions. [2018-11-23 01:48:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:20,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1133 states and 2848 transitions. [2018-11-23 01:48:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2848 transitions. [2018-11-23 01:48:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:21,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1134 states and 2849 transitions. [2018-11-23 01:48:21,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2849 transitions. [2018-11-23 01:48:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:21,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 1137 states and 2855 transitions. [2018-11-23 01:48:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2855 transitions. [2018-11-23 01:48:23,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:23,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:23,289 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 1139 states and 2871 transitions. [2018-11-23 01:48:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2871 transitions. [2018-11-23 01:48:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:48:23,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:48:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 1146 states and 2894 transitions. [2018-11-23 01:48:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2894 transitions. [2018-11-23 01:48:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 01:48:25,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:25,737 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:48:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:25,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1148 states and 2896 transitions. [2018-11-23 01:48:25,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2896 transitions. [2018-11-23 01:48:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:48:25,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:26,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1152 states and 2901 transitions. [2018-11-23 01:48:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2901 transitions. [2018-11-23 01:48:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:48:26,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:27,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1155 states and 2907 transitions. [2018-11-23 01:48:27,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2907 transitions. [2018-11-23 01:48:27,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:48:27,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:28,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 1157 states and 2923 transitions. [2018-11-23 01:48:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2923 transitions. [2018-11-23 01:48:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 01:48:28,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 01:48:29,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1161 states and 2940 transitions. [2018-11-23 01:48:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2940 transitions. [2018-11-23 01:48:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:48:29,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:29,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1165 states and 2945 transitions. [2018-11-23 01:48:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2945 transitions. [2018-11-23 01:48:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:48:29,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:29,787 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:30,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1169 states and 2959 transitions. [2018-11-23 01:48:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2959 transitions. [2018-11-23 01:48:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:48:30,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1170 states and 2959 transitions. [2018-11-23 01:48:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2959 transitions. [2018-11-23 01:48:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:48:31,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:48:31,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1174 states and 2964 transitions. [2018-11-23 01:48:31,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2964 transitions. [2018-11-23 01:48:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 01:48:31,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:48:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1180 states and 2973 transitions. [2018-11-23 01:48:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2973 transitions. [2018-11-23 01:48:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:48:31,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:31,189 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 01:48:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1183 states and 2976 transitions. [2018-11-23 01:48:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2976 transitions. [2018-11-23 01:48:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 01:48:31,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:31,276 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:48:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1205 states and 3081 transitions. [2018-11-23 01:48:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3081 transitions. [2018-11-23 01:48:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 01:48:36,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:48:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1206 states and 3081 transitions. [2018-11-23 01:48:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 3081 transitions. [2018-11-23 01:48:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:48:36,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:48:36,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1207 states and 3081 transitions. [2018-11-23 01:48:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 3081 transitions. [2018-11-23 01:48:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:48:36,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:48:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:38,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1211 states and 3103 transitions. [2018-11-23 01:48:38,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3103 transitions. [2018-11-23 01:48:38,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 01:48:38,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:48:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1212 states and 3102 transitions. [2018-11-23 01:48:39,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3102 transitions. [2018-11-23 01:48:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 01:48:39,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:48:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1214 states and 3104 transitions. [2018-11-23 01:48:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3104 transitions. [2018-11-23 01:48:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:48:39,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:48:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:39,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 1217 states and 3108 transitions. [2018-11-23 01:48:39,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3108 transitions. [2018-11-23 01:48:39,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:48:39,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 1218 states and 3110 transitions. [2018-11-23 01:48:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3110 transitions. [2018-11-23 01:48:40,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:48:40,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-23 01:48:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 1219 states and 3110 transitions. [2018-11-23 01:48:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3110 transitions. [2018-11-23 01:48:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:48:40,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:48:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1221 states and 3112 transitions. [2018-11-23 01:48:40,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 3112 transitions. [2018-11-23 01:48:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:48:40,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:48:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1224 states and 3116 transitions. [2018-11-23 01:48:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 3116 transitions. [2018-11-23 01:48:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:48:40,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:48:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1225 states and 3116 transitions. [2018-11-23 01:48:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 3116 transitions. [2018-11-23 01:48:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:48:41,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:48:42,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1226 states and 3116 transitions. [2018-11-23 01:48:42,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3116 transitions. [2018-11-23 01:48:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:48:42,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:48:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1227 states and 3116 transitions. [2018-11-23 01:48:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3116 transitions. [2018-11-23 01:48:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 01:48:42,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:44,519 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:48:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1234 states and 3128 transitions. [2018-11-23 01:48:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 3128 transitions. [2018-11-23 01:48:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 01:48:50,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:48:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:50,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1240 states and 3139 transitions. [2018-11-23 01:48:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 3139 transitions. [2018-11-23 01:48:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 01:48:50,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:48:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1263 states and 3252 transitions. [2018-11-23 01:48:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 3252 transitions. [2018-11-23 01:48:56,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:48:56,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1267 states and 3263 transitions. [2018-11-23 01:48:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 3263 transitions. [2018-11-23 01:48:58,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:48:58,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:48:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1268 states and 3263 transitions. [2018-11-23 01:48:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3263 transitions. [2018-11-23 01:48:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 01:48:58,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 26 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:48:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1271 states and 3272 transitions. [2018-11-23 01:48:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 3272 transitions. [2018-11-23 01:48:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 01:48:58,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1272 states and 3275 transitions. [2018-11-23 01:49:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3275 transitions. [2018-11-23 01:49:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 01:49:00,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:49:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1275 states and 3283 transitions. [2018-11-23 01:49:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 3283 transitions. [2018-11-23 01:49:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 01:49:01,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:49:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1277 states and 3286 transitions. [2018-11-23 01:49:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 3286 transitions. [2018-11-23 01:49:01,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 01:49:01,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:49:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1280 states and 3293 transitions. [2018-11-23 01:49:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 3293 transitions. [2018-11-23 01:49:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:02,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1289 states and 3310 transitions. [2018-11-23 01:49:02,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 3310 transitions. [2018-11-23 01:49:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:02,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:49:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1290 states and 3310 transitions. [2018-11-23 01:49:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3310 transitions. [2018-11-23 01:49:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 01:49:02,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1296 states and 3320 transitions. [2018-11-23 01:49:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 3320 transitions. [2018-11-23 01:49:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:49:02,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:49:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1299 states and 3327 transitions. [2018-11-23 01:49:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 3327 transitions. [2018-11-23 01:49:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 01:49:03,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 1300 states and 3330 transitions. [2018-11-23 01:49:03,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3330 transitions. [2018-11-23 01:49:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:03,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1302 states and 3333 transitions. [2018-11-23 01:49:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 3333 transitions. [2018-11-23 01:49:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:49:03,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:03,573 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1305 states and 3338 transitions. [2018-11-23 01:49:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3338 transitions. [2018-11-23 01:49:03,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 01:49:03,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:49:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:05,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1309 states and 3342 transitions. [2018-11-23 01:49:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 3342 transitions. [2018-11-23 01:49:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 01:49:05,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:49:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1313 states and 3347 transitions. [2018-11-23 01:49:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3347 transitions. [2018-11-23 01:49:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 01:49:05,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:49:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1319 states and 3359 transitions. [2018-11-23 01:49:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 3359 transitions. [2018-11-23 01:49:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 01:49:05,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:06,165 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 01:49:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1321 states and 3361 transitions. [2018-11-23 01:49:06,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3361 transitions. [2018-11-23 01:49:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:49:06,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1331 states and 3375 transitions. [2018-11-23 01:49:06,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3375 transitions. [2018-11-23 01:49:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:49:06,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:49:06,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1333 states and 3377 transitions. [2018-11-23 01:49:06,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 3377 transitions. [2018-11-23 01:49:06,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 01:49:06,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:06,541 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:49:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1335 states and 3380 transitions. [2018-11-23 01:49:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3380 transitions. [2018-11-23 01:49:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:06,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:10,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1343 states and 3406 transitions. [2018-11-23 01:49:10,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 3406 transitions. [2018-11-23 01:49:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:10,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1350 states and 3429 transitions. [2018-11-23 01:49:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 3429 transitions. [2018-11-23 01:49:12,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:12,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1351 states and 3429 transitions. [2018-11-23 01:49:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 3429 transitions. [2018-11-23 01:49:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:13,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:49:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1353 states and 3430 transitions. [2018-11-23 01:49:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 3430 transitions. [2018-11-23 01:49:15,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:49:15,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:49:15,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1355 states and 3434 transitions. [2018-11-23 01:49:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 3434 transitions. [2018-11-23 01:49:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:49:15,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:49:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:19,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1356 states and 3435 transitions. [2018-11-23 01:49:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 3435 transitions. [2018-11-23 01:49:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:19,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:20,397 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 33 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:22,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1360 states and 3446 transitions. [2018-11-23 01:49:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 3446 transitions. [2018-11-23 01:49:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:22,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:23,287 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 33 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:24,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1361 states and 3446 transitions. [2018-11-23 01:49:24,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 3446 transitions. [2018-11-23 01:49:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:49:24,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:49:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1367 states and 3456 transitions. [2018-11-23 01:49:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 3456 transitions. [2018-11-23 01:49:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 01:49:24,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:49:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1367 states and 3455 transitions. [2018-11-23 01:49:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 3455 transitions. [2018-11-23 01:49:24,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 01:49:24,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1368 states and 3456 transitions. [2018-11-23 01:49:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3456 transitions. [2018-11-23 01:49:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 01:49:24,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:26,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1371 states and 3464 transitions. [2018-11-23 01:49:26,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 3464 transitions. [2018-11-23 01:49:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:49:26,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:49:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1377 states and 3474 transitions. [2018-11-23 01:49:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 3474 transitions. [2018-11-23 01:49:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 01:49:26,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 01:49:28,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 1394 states and 3508 transitions. [2018-11-23 01:49:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 3508 transitions. [2018-11-23 01:49:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:49:28,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 01:49:29,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1397 states and 3512 transitions. [2018-11-23 01:49:29,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 3512 transitions. [2018-11-23 01:49:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:49:29,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:29,179 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 01:49:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1400 states and 3516 transitions. [2018-11-23 01:49:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 3516 transitions. [2018-11-23 01:49:29,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 01:49:29,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:29,877 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 35 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:49:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:30,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1403 states and 3523 transitions. [2018-11-23 01:49:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 3523 transitions. [2018-11-23 01:49:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 01:49:30,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1413 states and 3545 transitions. [2018-11-23 01:49:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 3545 transitions. [2018-11-23 01:49:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:49:30,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:30,937 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:49:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1415 states and 3547 transitions. [2018-11-23 01:49:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 3547 transitions. [2018-11-23 01:49:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:49:30,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1417 states and 3549 transitions. [2018-11-23 01:49:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 3549 transitions. [2018-11-23 01:49:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:49:31,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:49:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1419 states and 3551 transitions. [2018-11-23 01:49:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 3551 transitions. [2018-11-23 01:49:31,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:49:31,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:49:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1425 states and 3561 transitions. [2018-11-23 01:49:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 3561 transitions. [2018-11-23 01:49:31,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:49:31,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 01:49:31,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1425 states and 3560 transitions. [2018-11-23 01:49:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 3560 transitions. [2018-11-23 01:49:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 01:49:31,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:49:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1429 states and 3571 transitions. [2018-11-23 01:49:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 3571 transitions. [2018-11-23 01:49:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 01:49:35,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:35,664 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 46 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:49:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 1432 states and 3578 transitions. [2018-11-23 01:49:36,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 3578 transitions. [2018-11-23 01:49:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:49:36,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1433 states and 3580 transitions. [2018-11-23 01:49:37,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3580 transitions. [2018-11-23 01:49:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:49:37,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:49:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1431 states and 3575 transitions. [2018-11-23 01:49:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3575 transitions. [2018-11-23 01:49:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:49:39,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:39,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1429 states and 3564 transitions. [2018-11-23 01:49:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 3564 transitions. [2018-11-23 01:49:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:49:39,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1428 states and 3559 transitions. [2018-11-23 01:49:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 3559 transitions. [2018-11-23 01:49:39,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:49:39,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 01:49:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:40,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 1431 states and 3563 transitions. [2018-11-23 01:49:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3563 transitions. [2018-11-23 01:49:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:40,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:49:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:40,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1431 states and 3562 transitions. [2018-11-23 01:49:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3562 transitions. [2018-11-23 01:49:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:49:40,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:40,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 1433 states and 3567 transitions. [2018-11-23 01:49:40,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3567 transitions. [2018-11-23 01:49:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:49:40,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:40,922 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1430 states and 3555 transitions. [2018-11-23 01:49:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 3555 transitions. [2018-11-23 01:49:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:49:41,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 01:49:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:42,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1431 states and 3555 transitions. [2018-11-23 01:49:42,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3555 transitions. [2018-11-23 01:49:42,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:49:42,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 01:49:42,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 1434 states and 3559 transitions. [2018-11-23 01:49:42,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 3559 transitions. [2018-11-23 01:49:42,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:49:42,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:49:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1437 states and 3565 transitions. [2018-11-23 01:49:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 3565 transitions. [2018-11-23 01:49:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:49:45,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:49:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1447 states and 3585 transitions. [2018-11-23 01:49:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 3585 transitions. [2018-11-23 01:49:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:49:47,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:49:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 1450 states and 3589 transitions. [2018-11-23 01:49:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 3589 transitions. [2018-11-23 01:49:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 01:49:47,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:49:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:47,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 1453 states and 3593 transitions. [2018-11-23 01:49:47,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 3593 transitions. [2018-11-23 01:49:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 01:49:47,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1457 states and 3598 transitions. [2018-11-23 01:49:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 3598 transitions. [2018-11-23 01:49:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 01:49:47,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,613 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:49:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 1461 states and 3603 transitions. [2018-11-23 01:49:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 3603 transitions. [2018-11-23 01:49:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:49:47,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 1462 states and 3603 transitions. [2018-11-23 01:49:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 3603 transitions. [2018-11-23 01:49:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:49:48,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:48,527 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:49:49,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1458 states and 3587 transitions. [2018-11-23 01:49:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 3587 transitions. [2018-11-23 01:49:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:49:49,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:49:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1459 states and 3587 transitions. [2018-11-23 01:49:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 3587 transitions. [2018-11-23 01:49:50,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 01:49:50,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:49:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1467 states and 3602 transitions. [2018-11-23 01:49:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 3602 transitions. [2018-11-23 01:49:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:49:54,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:55,211 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 01:49:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1462 states and 3589 transitions. [2018-11-23 01:49:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 3589 transitions. [2018-11-23 01:49:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:49:55,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:55,617 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:49:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:55,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1467 states and 3597 transitions. [2018-11-23 01:49:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 3597 transitions. [2018-11-23 01:49:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:49:55,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-23 01:49:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1470 states and 3607 transitions. [2018-11-23 01:49:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 3607 transitions. [2018-11-23 01:49:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:49:55,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:49:56,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1473 states and 3617 transitions. [2018-11-23 01:49:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 3617 transitions. [2018-11-23 01:49:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:56,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:49:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:56,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1476 states and 3621 transitions. [2018-11-23 01:49:56,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 3621 transitions. [2018-11-23 01:49:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:56,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 01:49:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1479 states and 3631 transitions. [2018-11-23 01:49:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 3631 transitions. [2018-11-23 01:49:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:56,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1480 states and 3631 transitions. [2018-11-23 01:49:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 3631 transitions. [2018-11-23 01:49:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:57,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 1481 states and 3632 transitions. [2018-11-23 01:49:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 3632 transitions. [2018-11-23 01:49:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:58,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 1483 states and 3638 transitions. [2018-11-23 01:49:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 3638 transitions. [2018-11-23 01:49:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:49:58,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 01:49:59,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1486 states and 3645 transitions. [2018-11-23 01:49:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 3645 transitions. [2018-11-23 01:49:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:49:59,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:49:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1489 states and 3649 transitions. [2018-11-23 01:49:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 3649 transitions. [2018-11-23 01:49:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:49:59,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:50:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:01,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 1492 states and 3654 transitions. [2018-11-23 01:50:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 3654 transitions. [2018-11-23 01:50:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:50:01,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 109 proven. 16 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 01:50:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1493 states and 3655 transitions. [2018-11-23 01:50:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 3655 transitions. [2018-11-23 01:50:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:50:03,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 109 proven. 16 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 01:50:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1493 states and 3653 transitions. [2018-11-23 01:50:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 3653 transitions. [2018-11-23 01:50:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:50:04,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:50:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:07,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 1496 states and 3662 transitions. [2018-11-23 01:50:07,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 3662 transitions. [2018-11-23 01:50:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:50:07,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1496 states and 3661 transitions. [2018-11-23 01:50:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 3661 transitions. [2018-11-23 01:50:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:50:08,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:50:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1506 states and 3681 transitions. [2018-11-23 01:50:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3681 transitions. [2018-11-23 01:50:10,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 01:50:10,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:50:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1509 states and 3685 transitions. [2018-11-23 01:50:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3685 transitions. [2018-11-23 01:50:10,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:50:10,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:50:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1512 states and 3689 transitions. [2018-11-23 01:50:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3689 transitions. [2018-11-23 01:50:10,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 01:50:10,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:50:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:10,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1517 states and 3696 transitions. [2018-11-23 01:50:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3696 transitions. [2018-11-23 01:50:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:50:10,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:11,800 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-23 01:50:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1517 states and 3695 transitions. [2018-11-23 01:50:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3695 transitions. [2018-11-23 01:50:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:50:11,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:50:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1516 states and 3691 transitions. [2018-11-23 01:50:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3691 transitions. [2018-11-23 01:50:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 01:50:12,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1519 states and 3695 transitions. [2018-11-23 01:50:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3695 transitions. [2018-11-23 01:50:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 01:50:12,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 01:50:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1503 states and 3659 transitions. [2018-11-23 01:50:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 3659 transitions. [2018-11-23 01:50:13,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 01:50:13,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:50:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1506 states and 3663 transitions. [2018-11-23 01:50:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3663 transitions. [2018-11-23 01:50:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 01:50:13,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 01:50:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1507 states and 3663 transitions. [2018-11-23 01:50:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3663 transitions. [2018-11-23 01:50:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:50:14,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:14,412 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1510 states and 3667 transitions. [2018-11-23 01:50:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3667 transitions. [2018-11-23 01:50:14,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:50:14,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1518 states and 3685 transitions. [2018-11-23 01:50:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3685 transitions. [2018-11-23 01:50:14,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:50:14,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 01:50:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1519 states and 3685 transitions. [2018-11-23 01:50:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3685 transitions. [2018-11-23 01:50:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 01:50:15,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:50:15,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1524 states and 3692 transitions. [2018-11-23 01:50:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3692 transitions. [2018-11-23 01:50:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 01:50:15,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 01:50:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:16,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1525 states and 3692 transitions. [2018-11-23 01:50:16,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3692 transitions. [2018-11-23 01:50:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 01:50:16,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 01:50:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1526 states and 3692 transitions. [2018-11-23 01:50:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3692 transitions. [2018-11-23 01:50:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 01:50:17,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:18,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1529 states and 3695 transitions. [2018-11-23 01:50:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3695 transitions. [2018-11-23 01:50:18,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 01:50:18,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:50:20,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 1531 states and 3698 transitions. [2018-11-23 01:50:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3698 transitions. [2018-11-23 01:50:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 01:50:20,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:50:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 1537 states and 3708 transitions. [2018-11-23 01:50:20,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3708 transitions. [2018-11-23 01:50:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 01:50:20,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:20,935 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:50:21,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1539 states and 3711 transitions. [2018-11-23 01:50:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3711 transitions. [2018-11-23 01:50:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 01:50:21,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 1542 states and 3714 transitions. [2018-11-23 01:50:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3714 transitions. [2018-11-23 01:50:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 01:50:22,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:23,006 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:50:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 1544 states and 3717 transitions. [2018-11-23 01:50:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3717 transitions. [2018-11-23 01:50:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:50:24,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 01:50:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1546 states and 3719 transitions. [2018-11-23 01:50:24,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3719 transitions. [2018-11-23 01:50:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 01:50:24,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:50:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1548 states and 3722 transitions. [2018-11-23 01:50:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3722 transitions. [2018-11-23 01:50:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 01:50:26,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 01:50:27,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 1549 states and 3724 transitions. [2018-11-23 01:50:27,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3724 transitions. [2018-11-23 01:50:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 01:50:27,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 01:50:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 1551 states and 3726 transitions. [2018-11-23 01:50:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3726 transitions. [2018-11-23 01:50:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:50:27,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 01:50:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 1565 states and 3748 transitions. [2018-11-23 01:50:27,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3748 transitions. [2018-11-23 01:50:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 01:50:27,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 01:50:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1567 states and 3751 transitions. [2018-11-23 01:50:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3751 transitions. [2018-11-23 01:50:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 01:50:27,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 01:50:27,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 1571 states and 3756 transitions. [2018-11-23 01:50:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3756 transitions. [2018-11-23 01:50:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 01:50:27,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 01:50:27,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1575 states and 3761 transitions. [2018-11-23 01:50:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3761 transitions. [2018-11-23 01:50:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 01:50:27,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,879 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:29,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1585 states and 3780 transitions. [2018-11-23 01:50:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3780 transitions. [2018-11-23 01:50:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 01:50:29,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1588 states and 3784 transitions. [2018-11-23 01:50:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3784 transitions. [2018-11-23 01:50:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 01:50:30,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1591 states and 3788 transitions. [2018-11-23 01:50:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3788 transitions. [2018-11-23 01:50:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:50:30,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-23 01:50:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1599 states and 3799 transitions. [2018-11-23 01:50:30,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3799 transitions. [2018-11-23 01:50:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 01:50:30,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:30,263 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:32,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 1609 states and 3818 transitions. [2018-11-23 01:50:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3818 transitions. [2018-11-23 01:50:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 01:50:32,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 1612 states and 3822 transitions. [2018-11-23 01:50:32,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3822 transitions. [2018-11-23 01:50:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 01:50:32,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 1615 states and 3826 transitions. [2018-11-23 01:50:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3826 transitions. [2018-11-23 01:50:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:50:32,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:50:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1516 states and 3482 transitions. [2018-11-23 01:50:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3482 transitions. [2018-11-23 01:50:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:50:32,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 1519 states and 3486 transitions. [2018-11-23 01:50:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3486 transitions. [2018-11-23 01:50:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 01:50:32,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:34,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 1529 states and 3505 transitions. [2018-11-23 01:50:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3505 transitions. [2018-11-23 01:50:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 01:50:34,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:34,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 1532 states and 3509 transitions. [2018-11-23 01:50:34,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3509 transitions. [2018-11-23 01:50:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:50:34,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:34,481 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 1535 states and 3513 transitions. [2018-11-23 01:50:34,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3513 transitions. [2018-11-23 01:50:34,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:50:34,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:34,568 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:34,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 1538 states and 3517 transitions. [2018-11-23 01:50:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3517 transitions. [2018-11-23 01:50:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 01:50:34,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 1548 states and 3536 transitions. [2018-11-23 01:50:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3536 transitions. [2018-11-23 01:50:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:50:36,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 1551 states and 3540 transitions. [2018-11-23 01:50:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3540 transitions. [2018-11-23 01:50:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:50:36,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:36,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 1554 states and 3544 transitions. [2018-11-23 01:50:36,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3544 transitions. [2018-11-23 01:50:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 01:50:36,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:50:36,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1557 states and 3548 transitions. [2018-11-23 01:50:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3548 transitions. [2018-11-23 01:50:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:50:36,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 01:50:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 1561 states and 3553 transitions. [2018-11-23 01:50:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3553 transitions. [2018-11-23 01:50:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:50:37,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 1564 states and 3557 transitions. [2018-11-23 01:50:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3557 transitions. [2018-11-23 01:50:37,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:50:37,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1567 states and 3561 transitions. [2018-11-23 01:50:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3561 transitions. [2018-11-23 01:50:37,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 01:50:37,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 01:50:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 1584 states and 3588 transitions. [2018-11-23 01:50:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3588 transitions. [2018-11-23 01:50:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 01:50:39,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 01:50:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1585 states and 3589 transitions. [2018-11-23 01:50:39,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3589 transitions. [2018-11-23 01:50:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 01:50:39,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:39,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 1590 states and 3604 transitions. [2018-11-23 01:50:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3604 transitions. [2018-11-23 01:50:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 01:50:39,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 1593 states and 3608 transitions. [2018-11-23 01:50:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3608 transitions. [2018-11-23 01:50:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 01:50:39,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 1596 states and 3612 transitions. [2018-11-23 01:50:39,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3612 transitions. [2018-11-23 01:50:39,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 01:50:39,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:40,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 1601 states and 3625 transitions. [2018-11-23 01:50:40,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3625 transitions. [2018-11-23 01:50:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 01:50:40,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:50:40,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 1604 states and 3629 transitions. [2018-11-23 01:50:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3629 transitions. [2018-11-23 01:50:40,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 01:50:40,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:40,483 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 1609 states and 3640 transitions. [2018-11-23 01:50:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3640 transitions. [2018-11-23 01:50:40,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 01:50:40,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:50:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 1626 states and 3667 transitions. [2018-11-23 01:50:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3667 transitions. [2018-11-23 01:50:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 01:50:42,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:50:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1627 states and 3668 transitions. [2018-11-23 01:50:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3668 transitions. [2018-11-23 01:50:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 01:50:42,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:50:43,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 1632 states and 3677 transitions. [2018-11-23 01:50:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3677 transitions. [2018-11-23 01:50:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 01:50:43,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-23 01:50:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 1634 states and 3679 transitions. [2018-11-23 01:50:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3679 transitions. [2018-11-23 01:50:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 01:50:43,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 01:50:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:43,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 1644 states and 3693 transitions. [2018-11-23 01:50:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3693 transitions. [2018-11-23 01:50:43,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:50:43,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:50:45,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1661 states and 3720 transitions. [2018-11-23 01:50:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3720 transitions. [2018-11-23 01:50:45,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:50:45,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:50:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 1662 states and 3721 transitions. [2018-11-23 01:50:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3721 transitions. [2018-11-23 01:50:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 01:50:45,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 01:50:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1664 states and 3723 transitions. [2018-11-23 01:50:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3723 transitions. [2018-11-23 01:50:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:50:46,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,137 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 01:50:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 1674 states and 3737 transitions. [2018-11-23 01:50:46,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3737 transitions. [2018-11-23 01:50:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:50:46,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 01:50:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 1676 states and 3739 transitions. [2018-11-23 01:50:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3739 transitions. [2018-11-23 01:50:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 01:50:46,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 01:50:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 1686 states and 3753 transitions. [2018-11-23 01:50:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3753 transitions. [2018-11-23 01:50:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 01:50:46,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:50:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 1690 states and 3762 transitions. [2018-11-23 01:50:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3762 transitions. [2018-11-23 01:50:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:50:46,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 01:50:46,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 1686 states and 3755 transitions. [2018-11-23 01:50:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3755 transitions. [2018-11-23 01:50:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:50:46,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 01:50:46,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 1688 states and 3757 transitions. [2018-11-23 01:50:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3757 transitions. [2018-11-23 01:50:46,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 01:50:46,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:50:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 1695 states and 3773 transitions. [2018-11-23 01:50:49,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3773 transitions. [2018-11-23 01:50:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:50:49,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:49,307 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:50:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 1698 states and 3776 transitions. [2018-11-23 01:50:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3776 transitions. [2018-11-23 01:50:49,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:50:49,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:50:49,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 1694 states and 3769 transitions. [2018-11-23 01:50:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3769 transitions. [2018-11-23 01:50:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:50:49,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:50:49,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 1696 states and 3771 transitions. [2018-11-23 01:50:49,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3771 transitions. [2018-11-23 01:50:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 01:50:49,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:50:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 1699 states and 3774 transitions. [2018-11-23 01:50:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3774 transitions. [2018-11-23 01:50:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:50:50,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 01:50:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 1703 states and 3780 transitions. [2018-11-23 01:50:50,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3780 transitions. [2018-11-23 01:50:50,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:50:50,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:50,514 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:50:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:50,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 1705 states and 3782 transitions. [2018-11-23 01:50:50,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3782 transitions. [2018-11-23 01:50:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:50:50,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:50,719 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:50:50,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 1707 states and 3784 transitions. [2018-11-23 01:50:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3784 transitions. [2018-11-23 01:50:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:50:50,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:50,913 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:50:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 1709 states and 3786 transitions. [2018-11-23 01:50:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3786 transitions. [2018-11-23 01:50:51,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:50:51,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 01:50:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:51,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 1713 states and 3792 transitions. [2018-11-23 01:50:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3792 transitions. [2018-11-23 01:50:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 01:50:51,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 01:50:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 1719 states and 3801 transitions. [2018-11-23 01:50:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3801 transitions. [2018-11-23 01:50:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 01:50:51,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 01:50:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:52,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 1722 states and 3804 transitions. [2018-11-23 01:50:52,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3804 transitions. [2018-11-23 01:50:52,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:50:52,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 01:50:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 1724 states and 3806 transitions. [2018-11-23 01:50:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3806 transitions. [2018-11-23 01:50:52,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 01:50:52,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 01:50:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 1727 states and 3813 transitions. [2018-11-23 01:50:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3813 transitions. [2018-11-23 01:50:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:50:56,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:56,701 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 01:50:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 1730 states and 3816 transitions. [2018-11-23 01:50:57,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3816 transitions. [2018-11-23 01:50:57,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:50:57,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 01:50:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 1733 states and 3819 transitions. [2018-11-23 01:50:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3819 transitions. [2018-11-23 01:50:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:50:58,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 01:50:58,667 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2018-11-23 01:50:59,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 1736 states and 3822 transitions. [2018-11-23 01:50:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3822 transitions. [2018-11-23 01:50:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 01:50:59,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 01:51:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 1738 states and 3824 transitions. [2018-11-23 01:51:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3824 transitions. [2018-11-23 01:51:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:51:00,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 01:51:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 1740 states and 3826 transitions. [2018-11-23 01:51:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3826 transitions. [2018-11-23 01:51:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:51:00,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 01:51:00,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:00,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 1742 states and 3828 transitions. [2018-11-23 01:51:00,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3828 transitions. [2018-11-23 01:51:00,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:51:00,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 01:51:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 1744 states and 3830 transitions. [2018-11-23 01:51:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3830 transitions. [2018-11-23 01:51:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:51:00,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-23 01:51:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 1753 states and 3847 transitions. [2018-11-23 01:51:01,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3847 transitions. [2018-11-23 01:51:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:51:01,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 01:51:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 1754 states and 3847 transitions. [2018-11-23 01:51:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3847 transitions. [2018-11-23 01:51:01,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 01:51:01,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-23 01:51:01,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 1755 states and 3850 transitions. [2018-11-23 01:51:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3850 transitions. [2018-11-23 01:51:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 01:51:01,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 01:51:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 1762 states and 3864 transitions. [2018-11-23 01:51:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3864 transitions. [2018-11-23 01:51:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 01:51:01,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 01:51:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 1764 states and 3866 transitions. [2018-11-23 01:51:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3866 transitions. [2018-11-23 01:51:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:51:01,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,463 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 01:51:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 1767 states and 3871 transitions. [2018-11-23 01:51:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3871 transitions. [2018-11-23 01:51:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 01:51:01,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:51:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 1777 states and 3885 transitions. [2018-11-23 01:51:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3885 transitions. [2018-11-23 01:51:01,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 01:51:01,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-23 01:51:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:01,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 1779 states and 3887 transitions. [2018-11-23 01:51:01,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3887 transitions. [2018-11-23 01:51:01,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:51:01,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:02,710 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 01:51:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 1781 states and 3888 transitions. [2018-11-23 01:51:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3888 transitions. [2018-11-23 01:51:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 01:51:06,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:51:11,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 1806 states and 3940 transitions. [2018-11-23 01:51:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3940 transitions. [2018-11-23 01:51:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 01:51:11,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 01:51:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4579 states to 1825 states and 3998 transitions. [2018-11-23 01:51:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3998 transitions. [2018-11-23 01:51:21,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 01:51:21,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 01:51:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 1834 states and 4044 transitions. [2018-11-23 01:51:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 4044 transitions. [2018-11-23 01:51:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:51:23,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 1854 states and 4111 transitions. [2018-11-23 01:51:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 4111 transitions. [2018-11-23 01:51:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:51:28,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:29,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 1855 states and 4111 transitions. [2018-11-23 01:51:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 4111 transitions. [2018-11-23 01:51:29,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 01:51:29,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 1858 states and 4124 transitions. [2018-11-23 01:51:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 4124 transitions. [2018-11-23 01:51:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 01:51:30,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:51:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 1862 states and 4129 transitions. [2018-11-23 01:51:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 4129 transitions. [2018-11-23 01:51:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 01:51:30,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:31,039 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 01:51:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 1863 states and 4129 transitions. [2018-11-23 01:51:31,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 4129 transitions. [2018-11-23 01:51:31,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:51:31,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:51:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 1867 states and 4134 transitions. [2018-11-23 01:51:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 4134 transitions. [2018-11-23 01:51:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:51:31,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:32,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 1870 states and 4148 transitions. [2018-11-23 01:51:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 4148 transitions. [2018-11-23 01:51:32,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:51:32,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 1871 states and 4150 transitions. [2018-11-23 01:51:33,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 4150 transitions. [2018-11-23 01:51:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 01:51:33,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:51:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:33,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 1875 states and 4155 transitions. [2018-11-23 01:51:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 4155 transitions. [2018-11-23 01:51:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:51:33,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:33,600 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:34,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 1878 states and 4168 transitions. [2018-11-23 01:51:34,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 4168 transitions. [2018-11-23 01:51:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:51:34,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 1880 states and 4173 transitions. [2018-11-23 01:51:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 4173 transitions. [2018-11-23 01:51:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:51:36,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 01:51:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 1883 states and 4196 transitions. [2018-11-23 01:51:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 4196 transitions. [2018-11-23 01:51:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:51:38,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 01:51:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 1884 states and 4199 transitions. [2018-11-23 01:51:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 4199 transitions. [2018-11-23 01:51:39,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:39,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 01:51:39,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 1885 states and 4202 transitions. [2018-11-23 01:51:39,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 4202 transitions. [2018-11-23 01:51:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:39,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 12 proven. 36 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 01:51:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 1887 states and 4204 transitions. [2018-11-23 01:51:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 4204 transitions. [2018-11-23 01:51:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:41,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-23 01:51:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 1901 states and 4230 transitions. [2018-11-23 01:51:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 4230 transitions. [2018-11-23 01:51:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:44,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 01:51:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 1903 states and 4232 transitions. [2018-11-23 01:51:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 4232 transitions. [2018-11-23 01:51:44,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:44,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:51:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 1905 states and 4234 transitions. [2018-11-23 01:51:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 4234 transitions. [2018-11-23 01:51:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 01:51:45,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-23 01:51:47,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 1907 states and 4236 transitions. [2018-11-23 01:51:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 4236 transitions. [2018-11-23 01:51:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:51:47,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-23 01:51:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 1909 states and 4238 transitions. [2018-11-23 01:51:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 4238 transitions. [2018-11-23 01:51:48,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 01:51:48,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:51:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 1911 states and 4240 transitions. [2018-11-23 01:51:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 4240 transitions. [2018-11-23 01:51:48,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 01:51:48,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:48,764 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-23 01:51:48,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 1914 states and 4244 transitions. [2018-11-23 01:51:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 4244 transitions. [2018-11-23 01:51:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 01:51:48,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:51,279 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-23 01:51:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4929 states to 1935 states and 4283 transitions. [2018-11-23 01:51:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 4283 transitions. [2018-11-23 01:51:53,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 01:51:53,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-23 01:51:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:54,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4930 states to 1936 states and 4284 transitions. [2018-11-23 01:51:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 4284 transitions. [2018-11-23 01:51:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:51:54,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-23 01:51:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 1940 states and 4289 transitions. [2018-11-23 01:51:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 4289 transitions. [2018-11-23 01:51:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:51:55,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:55,470 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 01:51:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 1944 states and 4294 transitions. [2018-11-23 01:51:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 4294 transitions. [2018-11-23 01:51:55,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-23 01:51:55,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-23 01:51:55,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:55,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 1946 states and 4297 transitions. [2018-11-23 01:51:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 4297 transitions. [2018-11-23 01:51:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 01:51:55,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-23 01:51:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4952 states to 1952 states and 4306 transitions. [2018-11-23 01:51:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 4306 transitions. [2018-11-23 01:51:56,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 01:51:56,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 01:51:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4961 states to 1958 states and 4315 transitions. [2018-11-23 01:51:57,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 4315 transitions. [2018-11-23 01:51:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 01:51:57,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:51:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:51:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2018-11-23 01:52:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 1970 states and 4337 transitions. [2018-11-23 01:52:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 4337 transitions. [2018-11-23 01:52:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 01:52:03,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:52:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4995 states to 1977 states and 4348 transitions. [2018-11-23 01:52:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 4348 transitions. [2018-11-23 01:52:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 01:52:07,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-11-23 01:52:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5006 states to 1985 states and 4359 transitions. [2018-11-23 01:52:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 4359 transitions. [2018-11-23 01:52:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 01:52:08,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:08,537 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-11-23 01:52:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5008 states to 1987 states and 4361 transitions. [2018-11-23 01:52:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 4361 transitions. [2018-11-23 01:52:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 01:52:08,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-23 01:52:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5012 states to 1990 states and 4365 transitions. [2018-11-23 01:52:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 4365 transitions. [2018-11-23 01:52:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 01:52:09,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 01:52:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5016 states to 1993 states and 4369 transitions. [2018-11-23 01:52:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 4369 transitions. [2018-11-23 01:52:12,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:52:12,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-23 01:52:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 1996 states and 4373 transitions. [2018-11-23 01:52:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 4373 transitions. [2018-11-23 01:52:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 01:52:12,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-23 01:52:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5024 states to 1999 states and 4377 transitions. [2018-11-23 01:52:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 4377 transitions. [2018-11-23 01:52:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-23 01:52:13,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:14,576 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 01:52:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:14,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 2002 states and 4382 transitions. [2018-11-23 01:52:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 4382 transitions. [2018-11-23 01:52:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-23 01:52:14,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:15,711 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-23 01:52:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 2004 states and 4384 transitions. [2018-11-23 01:52:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4384 transitions. [2018-11-23 01:52:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 01:52:15,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 01:52:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:19,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 2013 states and 4406 transitions. [2018-11-23 01:52:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4406 transitions. [2018-11-23 01:52:19,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 01:52:19,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:19,735 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-11-23 01:52:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 2018 states and 4414 transitions. [2018-11-23 01:52:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4414 transitions. [2018-11-23 01:52:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 01:52:24,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-23 01:52:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5068 states to 2020 states and 4416 transitions. [2018-11-23 01:52:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4416 transitions. [2018-11-23 01:52:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 01:52:26,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:29,495 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 01:52:29,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:29,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5070 states to 2022 states and 4418 transitions. [2018-11-23 01:52:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4418 transitions. [2018-11-23 01:52:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 01:52:29,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:32,361 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 01:52:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 2024 states and 4420 transitions. [2018-11-23 01:52:32,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4420 transitions. [2018-11-23 01:52:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:52:32,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2018-11-23 01:52:36,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 2037 states and 4441 transitions. [2018-11-23 01:52:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4441 transitions. [2018-11-23 01:52:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 01:52:36,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-23 01:52:39,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 2040 states and 4445 transitions. [2018-11-23 01:52:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4445 transitions. [2018-11-23 01:52:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-23 01:52:39,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2018-11-23 01:52:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5102 states to 2044 states and 4450 transitions. [2018-11-23 01:52:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4450 transitions. [2018-11-23 01:52:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-23 01:52:41,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-23 01:52:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5107 states to 2048 states and 4455 transitions. [2018-11-23 01:52:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4455 transitions. [2018-11-23 01:52:44,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:52:44,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 16 proven. 31 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2018-11-23 01:52:47,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5110 states to 2050 states and 4458 transitions. [2018-11-23 01:52:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4458 transitions. [2018-11-23 01:52:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 01:52:47,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 16 proven. 23 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-23 01:52:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5121 states to 2058 states and 4469 transitions. [2018-11-23 01:52:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4469 transitions. [2018-11-23 01:52:50,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 01:52:50,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:52:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:52:53,147 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2018-11-23 01:52:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:52:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1127 states and 2104 transitions. [2018-11-23 01:52:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2104 transitions. [2018-11-23 01:52:53,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:52:53,361 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 533 iterations. [2018-11-23 01:52:53,367 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 01:52:53,495 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 10 [2018-11-23 01:52:53,767 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 32 [2018-11-23 01:52:54,383 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2018-11-23 01:52:54,695 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2018-11-23 01:52:55,578 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2018-11-23 01:52:55,686 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 1 [2018-11-23 01:52:56,225 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,227 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,227 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,228 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,228 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-23 01:52:56,231 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,232 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,232 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 01:52:56,233 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,233 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,233 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,233 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,234 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-23 01:52:56,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:52:56,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:52:56 ImpRootNode [2018-11-23 01:52:56,237 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:52:56,238 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:52:56,238 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:52:56,238 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:52:56,238 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:20" (3/4) ... [2018-11-23 01:52:56,242 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free_int [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_wake_queue [2018-11-23 01:52:56,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_start [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_is_absent [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_reset_mode [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-23 01:52:56,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-23 01:52:56,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-11-23 01:52:56,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sja1000_write_cmdreg [2018-11-23 01:52:56,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 01:52:56,269 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 156 nodes and edges [2018-11-23 01:52:56,271 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-23 01:52:56,273 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 01:52:56,275 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:52:56,276 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 01:52:56,278 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 01:52:56,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (state == \old(state) && last_index == \old(last_index)) || (!(\old(state) == 0) && last_index == \old(last_index)) [2018-11-23 01:52:56,310 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((deleted_index + 1 == 0 && !(last_index == 0)) && \old(last_index) == last_index) || ((deleted_index + 1 == 0 && 0 == i) && last_index == \old(last_index)) [2018-11-23 01:52:56,310 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(last_index == 0) && \old(last_index) == last_index [2018-11-23 01:52:56,399 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c8d39f9e-7a6b-47d7-ba30-63327970da51/bin-2019/ukojak/witness.graphml [2018-11-23 01:52:56,399 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:52:56,400 INFO L168 Benchmark]: Toolchain (without parser) took 400513.67 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 941.9 MB in the beginning and 4.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 770.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,400 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:52:56,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1609.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.9 MB in the beginning and 952.9 MB in the end (delta: -11.0 MB). Peak memory consumption was 182.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.90 ms. Allocated memory is still 1.2 GB. Free memory was 952.9 MB in the beginning and 942.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,401 INFO L168 Benchmark]: Boogie Preprocessor took 96.89 ms. Allocated memory is still 1.2 GB. Free memory was 942.4 MB in the beginning and 928.4 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,401 INFO L168 Benchmark]: RCFGBuilder took 2896.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 80.7 MB). Free memory was 928.4 MB in the beginning and 907.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,401 INFO L168 Benchmark]: CodeCheck took 395642.74 ms. Allocated memory was 1.3 GB in the beginning and 4.8 GB in the end (delta: 3.5 GB). Free memory was 907.4 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,402 INFO L168 Benchmark]: Witness Printer took 161.09 ms. Allocated memory is still 4.8 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:52:56,403 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 21 procedures, 440 locations, 1 error locations. SAFE Result, 392.7s OverallTime, 533 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1210264604 SDtfs, 1862686720 SDslu, 1758344488 SDs, 0 SdLazy, 1706872136 SolverSat, 1214134500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2243.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 709903 GetRequests, 704703 SyntacticMatches, 3194 SemanticMatches, 2006 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3245964 ImplicationChecksByTransitivity, 348.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.8s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 84.1s InterpolantComputationTime, 46511 NumberOfCodeBlocks, 46511 NumberOfCodeBlocksAsserted, 532 NumberOfCheckSat, 45979 ConstructedInterpolants, 0 QuantifiedInterpolants, 13550343 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 532 InterpolantComputations, 382 PerfectInterpolantSequences, 32109/33746 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5315]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6665]: Loop Invariant Derived loop invariant: (!(0 == ldv_state_variable_0) || !(0 == last_index)) || 0 == ldv_state_variable_1 - InvariantResult [Line: 6631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6477]: Loop Invariant Derived loop invariant: (state == \old(state) && last_index == \old(last_index)) || (!(\old(state) == 0) && last_index == \old(last_index)) - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6656]: Loop Invariant Derived loop invariant: (!(0 == ldv_state_variable_0) || !(0 == last_index)) || 0 == ldv_state_variable_1 - InvariantResult [Line: 6665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5464]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6150]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6933]: Loop Invariant Derived loop invariant: ((deleted_index + 1 == 0 && !(last_index == 0)) && \old(last_index) == last_index) || ((deleted_index + 1 == 0 && 0 == i) && last_index == \old(last_index)) - InvariantResult [Line: 6294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6040]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6321]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6949]: Loop Invariant Derived loop invariant: !(last_index == 0) && \old(last_index) == last_index - InvariantResult [Line: 5940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6150]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5825]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1609.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 941.9 MB in the beginning and 952.9 MB in the end (delta: -11.0 MB). Peak memory consumption was 182.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.90 ms. Allocated memory is still 1.2 GB. Free memory was 952.9 MB in the beginning and 942.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.89 ms. Allocated memory is still 1.2 GB. Free memory was 942.4 MB in the beginning and 928.4 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2896.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 80.7 MB). Free memory was 928.4 MB in the beginning and 907.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 11.5 GB. * CodeCheck took 395642.74 ms. Allocated memory was 1.3 GB in the beginning and 4.8 GB in the end (delta: 3.5 GB). Free memory was 907.4 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 161.09 ms. Allocated memory is still 4.8 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...