./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i --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_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/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 0a45f2d1439f8908325ea647af5dbd0dd36cfec4 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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 13:57:25,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:57:25,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:57:25,990 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:57:25,990 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:57:25,991 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:57:25,992 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:57:25,993 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:57:25,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:57:25,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:57:25,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:57:25,995 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:57:25,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:57:25,996 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:57:25,997 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:57:25,998 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:57:25,998 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:57:25,999 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:57:26,001 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:57:26,002 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:57:26,003 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:57:26,003 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:57:26,005 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:57:26,005 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:57:26,005 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:57:26,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:57:26,007 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:57:26,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:57:26,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:57:26,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:57:26,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:57:26,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:57:26,009 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:57:26,009 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:57:26,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:57:26,010 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:57:26,011 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 13:57:26,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:57:26,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:57:26,020 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:57:26,020 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:57:26,021 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:57:26,021 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:57:26,021 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:57:26,021 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:57:26,021 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:57:26,022 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:57:26,022 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:57:26,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:57:26,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:57:26,023 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:57:26,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:57:26,024 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:57:26,024 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_ef844ae1-227c-403f-8ba8-8ff875c381c5/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 -> 0a45f2d1439f8908325ea647af5dbd0dd36cfec4 [2018-11-23 13:57:26,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:57:26,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:57:26,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:57:26,059 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:57:26,059 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:57:26,060 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i [2018-11-23 13:57:26,096 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/data/46be6a4ef/92f7bdb195e44f8396c0889e78942b93/FLAG9b3265a31 [2018-11-23 13:57:26,701 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:57:26,702 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i [2018-11-23 13:57:26,723 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/data/46be6a4ef/92f7bdb195e44f8396c0889e78942b93/FLAG9b3265a31 [2018-11-23 13:57:27,077 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/data/46be6a4ef/92f7bdb195e44f8396c0889e78942b93 [2018-11-23 13:57:27,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:57:27,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:57:27,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:57:27,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:57:27,084 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:57:27,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:57:27" (1/1) ... [2018-11-23 13:57:27,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40061f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:27, skipping insertion in model container [2018-11-23 13:57:27,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:57:27" (1/1) ... [2018-11-23 13:57:27,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:57:27,159 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:57:28,531 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:57:28,544 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:57:28,738 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:57:29,063 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:57:29,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29 WrapperNode [2018-11-23 13:57:29,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:57:29,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:57:29,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:57:29,065 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:57:29,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:57:29,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:57:29,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:57:29,212 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:57:29,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... [2018-11-23 13:57:29,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:57:29,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:57:29,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:57:29,380 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:57:29,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:57:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/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 13:57:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure finish_request [2018-11-23 13:57:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_request [2018-11-23 13:57:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure start_transfer [2018-11-23 13:57:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure start_transfer [2018-11-23 13:57:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_status_data [2018-11-23 13:57:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_status_data [2018-11-23 13:57:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2018-11-23 13:57:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2018-11-23 13:57:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_resume [2018-11-23 13:57:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_resume [2018-11-23 13:57:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-23 13:57:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-23 13:57:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure disable_controller [2018-11-23 13:57:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_controller [2018-11-23 13:57:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_stop [2018-11-23 13:57:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_stop [2018-11-23 13:57:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure free_usb_address [2018-11-23 13:57:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure free_usb_address [2018-11-23 13:57:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_enable [2018-11-23 13:57:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_enable [2018-11-23 13:57:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure disable_r8a66597_pipe_all [2018-11-23 13:57:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_r8a66597_pipe_all [2018-11-23 13:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure enable_controller [2018-11-23 13:57:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_controller [2018-11-23 13:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2018-11-23 13:57:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2018-11-23 13:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-23 13:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_root_hub_start_polling [2018-11-23 13:57:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_root_hub_start_polling [2018-11-23 13:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 13:57:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 13:57:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-23 13:57:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-23 13:57:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_disable [2018-11-23 13:57:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_disable [2018-11-23 13:57:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_toggle_set [2018-11-23 13:57:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_toggle_set [2018-11-23 13:57:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_dequeue [2018-11-23 13:57:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_dequeue [2018-11-23 13:57:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 13:57:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 13:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2018-11-23 13:57:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2018-11-23 13:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_control [2018-11-23 13:57:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_control [2018-11-23 13:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure set_pipe_reg_addr [2018-11-23 13:57:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pipe_reg_addr [2018-11-23 13:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2018-11-23 13:57:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2018-11-23 13:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_addr [2018-11-23 13:57:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_addr [2018-11-23 13:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_done [2018-11-23 13:57:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_done [2018-11-23 13:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure check_next_phase [2018-11-23 13:57:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure check_next_phase [2018-11-23 13:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_intsts_reg [2018-11-23 13:57:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intsts_reg [2018-11-23 13:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 13:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 13:57:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_mdfy [2018-11-23 13:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_mdfy [2018-11-23 13:57:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure set_devadd_reg [2018-11-23 13:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure set_devadd_reg [2018-11-23 13:57:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_enqueue [2018-11-23 13:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_enqueue [2018-11-23 13:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure get_syssts_reg [2018-11-23 13:57:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syssts_reg [2018-11-23 13:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-23 13:57:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-23 13:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:57:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_start [2018-11-23 13:57:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_start [2018-11-23 13:57:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure check_transfer_finish [2018-11-23 13:57:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure check_transfer_finish [2018-11-23 13:57:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-23 13:57:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-23 13:57:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure enable_pipe_irq [2018-11-23 13:57:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_pipe_irq [2018-11-23 13:57:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2018-11-23 13:57:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2018-11-23 13:57:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-23 13:57:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-11-23 13:57:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:57:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-11-23 13:57:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2018-11-23 13:57:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 13:57:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_endpoint_disable [2018-11-23 13:57:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_endpoint_disable [2018-11-23 13:57:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure start_root_hub_sampling [2018-11-23 13:57:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure start_root_hub_sampling [2018-11-23 13:57:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_resume [2018-11-23 13:57:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_resume [2018-11-23 13:57:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-23 13:57:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-11-23 13:57:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 13:57:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 13:57:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-23 13:57:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2018-11-23 13:57:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure collect_usb_address_map [2018-11-23 13:57:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_usb_address_map [2018-11-23 13:57:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_pipe_toggle [2018-11-23 13:57:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_pipe_toggle [2018-11-23 13:57:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure get_syscfg_reg [2018-11-23 13:57:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syscfg_reg [2018-11-23 13:57:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_write [2018-11-23 13:57:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_write [2018-11-23 13:57:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_toggle_pointer [2018-11-23 13:57:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure get_toggle_pointer [2018-11-23 13:57:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 13:57:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 13:57:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2018-11-23 13:57:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2018-11-23 13:57:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_parent_r8a66597_address [2018-11-23 13:57:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure get_parent_r8a66597_address [2018-11-23 13:57:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure packet_write [2018-11-23 13:57:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_write [2018-11-23 13:57:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-23 13:57:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-11-23 13:57:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-23 13:57:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-23 13:57:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 13:57:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:57:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure clk_put [2018-11-23 13:57:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_put [2018-11-23 13:57:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2018-11-23 13:57:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2018-11-23 13:57:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_number [2018-11-23 13:57:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_number [2018-11-23 13:57:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:57:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure force_dequeue [2018-11-23 13:57:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure force_dequeue [2018-11-23 13:57:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure get_intenb_reg [2018-11-23 13:57:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intenb_reg [2018-11-23 13:57:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_to_hcd [2018-11-23 13:57:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_to_hcd [2018-11-23 13:57:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure disable_pipe_irq [2018-11-23 13:57:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_pipe_irq [2018-11-23 13:57:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_setting [2018-11-23 13:57:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_setting [2018-11-23 13:57:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_clock_enable [2018-11-23 13:57:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_clock_enable [2018-11-23 13:57:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_dev [2018-11-23 13:57:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_dev [2018-11-23 13:57:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure get_dvstctr_reg [2018-11-23 13:57:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dvstctr_reg [2018-11-23 13:57:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure packet_read [2018-11-23 13:57:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_read [2018-11-23 13:57:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_change_from_pipe [2018-11-23 13:57:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_change_from_pipe [2018-11-23 13:57:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 13:57:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-23 13:57:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_error [2018-11-23 13:57:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_error [2018-11-23 13:57:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-23 13:57:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-23 13:57:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure mbw_value [2018-11-23 13:57:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mbw_value [2018-11-23 13:57:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:57:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure cfifo_change [2018-11-23 13:57:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cfifo_change [2018-11-23 13:57:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_td [2018-11-23 13:57:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_td [2018-11-23 13:57:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 13:57:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 13:57:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2018-11-23 13:57:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2018-11-23 13:57:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_port_power [2018-11-23 13:57:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_port_power [2018-11-23 13:57:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 13:57:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-11-23 13:57:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:57:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure get_r8a66597_usb_speed [2018-11-23 13:57:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure get_r8a66597_usb_speed [2018-11-23 13:57:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_read [2018-11-23 13:57:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_read [2018-11-23 13:57:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-11-23 13:57:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2018-11-23 13:57:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure set_td_timer [2018-11-23 13:57:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure set_td_timer [2018-11-23 13:57:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_packet_write [2018-11-23 13:57:29,445 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_packet_write [2018-11-23 13:57:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2018-11-23 13:57:29,445 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2018-11-23 13:57:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_suspend [2018-11-23 13:57:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_suspend [2018-11-23 13:57:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2018-11-23 13:57:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2018-11-23 13:57:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_irq [2018-11-23 13:57:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_irq [2018-11-23 13:57:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 13:57:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-11-23 13:57:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_reg_wait [2018-11-23 13:57:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_reg_wait [2018-11-23 13:57:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2018-11-23 13:57:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2018-11-23 13:57:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 13:57:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 13:57:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_usb_disconnect [2018-11-23 13:57:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_usb_disconnect [2018-11-23 13:57:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 13:57:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_frame [2018-11-23 13:57:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_frame [2018-11-23 13:57:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_suspend [2018-11-23 13:57:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_suspend [2018-11-23 13:57:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:57:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:57:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_r8a66597 [2018-11-23 13:57:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_r8a66597 [2018-11-23 13:57:44,650 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:57:44,650 INFO L280 CfgBuilder]: Removed 204 assue(true) statements. [2018-11-23 13:57:44,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:57:44 BoogieIcfgContainer [2018-11-23 13:57:44,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:57:44,650 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:57:44,650 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:57:44,657 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:57:44,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:57:44" (1/1) ... [2018-11-23 13:57:44,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:57:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:44,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1466 states and 2176 transitions. [2018-11-23 13:57:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2176 transitions. [2018-11-23 13:57:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 13:57:44,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:44,995 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 13:57:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1471 states and 2224 transitions. [2018-11-23 13:57:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2224 transitions. [2018-11-23 13:57:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 13:57:45,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:45,535 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 13:57:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1480 states and 2284 transitions. [2018-11-23 13:57:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2284 transitions. [2018-11-23 13:57:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 13:57:45,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:46,072 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 13:57:46,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1490 states and 2345 transitions. [2018-11-23 13:57:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2345 transitions. [2018-11-23 13:57:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 13:57:46,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:46,720 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 13:57:46,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:46,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1491 states and 2346 transitions. [2018-11-23 13:57:46,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2346 transitions. [2018-11-23 13:57:46,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 13:57:46,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:46,797 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 13:57:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1502 states and 2408 transitions. [2018-11-23 13:57:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2408 transitions. [2018-11-23 13:57:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:57:47,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:47,337 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 13:57:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1504 states and 2411 transitions. [2018-11-23 13:57:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2411 transitions. [2018-11-23 13:57:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:57:47,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:47,412 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 13:57:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:47,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1505 states and 2412 transitions. [2018-11-23 13:57:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2412 transitions. [2018-11-23 13:57:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:57:47,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:47,486 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 13:57:47,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:47,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1506 states and 2413 transitions. [2018-11-23 13:57:47,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 2413 transitions. [2018-11-23 13:57:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 13:57:47,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:47,581 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 13:57:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:48,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1509 states and 2460 transitions. [2018-11-23 13:57:48,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2460 transitions. [2018-11-23 13:57:48,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:57:48,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:57:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1517 states and 2532 transitions. [2018-11-23 13:57:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2532 transitions. [2018-11-23 13:57:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:57:48,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:48,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1518 states and 2533 transitions. [2018-11-23 13:57:48,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2533 transitions. [2018-11-23 13:57:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 13:57:48,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:48,793 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 13:57:48,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:48,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1519 states and 2533 transitions. [2018-11-23 13:57:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2533 transitions. [2018-11-23 13:57:48,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:57:48,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:48,924 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 13:57:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1521 states and 2537 transitions. [2018-11-23 13:57:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2537 transitions. [2018-11-23 13:57:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:57:49,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:49,085 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 13:57:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1526 states and 2580 transitions. [2018-11-23 13:57:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 2580 transitions. [2018-11-23 13:57:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:57:50,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,036 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 13:57:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1527 states and 2582 transitions. [2018-11-23 13:57:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 2582 transitions. [2018-11-23 13:57:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:57:50,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,084 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 13:57:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1528 states and 2582 transitions. [2018-11-23 13:57:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2582 transitions. [2018-11-23 13:57:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 13:57:50,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,140 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 13:57:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1529 states and 2582 transitions. [2018-11-23 13:57:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2582 transitions. [2018-11-23 13:57:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:50,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,261 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 13:57:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1531 states and 2585 transitions. [2018-11-23 13:57:50,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2585 transitions. [2018-11-23 13:57:50,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:50,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,516 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 13:57:50,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1532 states and 2588 transitions. [2018-11-23 13:57:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2588 transitions. [2018-11-23 13:57:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:50,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,558 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 13:57:50,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1533 states and 2591 transitions. [2018-11-23 13:57:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 2591 transitions. [2018-11-23 13:57:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:50,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,710 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 13:57:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1538 states and 2640 transitions. [2018-11-23 13:57:50,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2640 transitions. [2018-11-23 13:57:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:50,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:50,905 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 13:57:51,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1544 states and 2689 transitions. [2018-11-23 13:57:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2689 transitions. [2018-11-23 13:57:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:51,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1550 states and 2738 transitions. [2018-11-23 13:57:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2738 transitions. [2018-11-23 13:57:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 13:57:52,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1551 states and 2738 transitions. [2018-11-23 13:57:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2738 transitions. [2018-11-23 13:57:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:52,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:52,206 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 13:57:52,422 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-23 13:57:52,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1553 states and 2742 transitions. [2018-11-23 13:57:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2742 transitions. [2018-11-23 13:57:52,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:52,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:52,655 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 13:57:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 1554 states and 2745 transitions. [2018-11-23 13:57:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2745 transitions. [2018-11-23 13:57:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:52,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:52,995 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 13:57:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1560 states and 2796 transitions. [2018-11-23 13:57:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2796 transitions. [2018-11-23 13:57:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:53,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:57:53,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 1561 states and 2797 transitions. [2018-11-23 13:57:53,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2797 transitions. [2018-11-23 13:57:53,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:53,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:53,365 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1567 states and 2846 transitions. [2018-11-23 13:57:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2846 transitions. [2018-11-23 13:57:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 13:57:53,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1568 states and 2846 transitions. [2018-11-23 13:57:53,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2846 transitions. [2018-11-23 13:57:53,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:53,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:53,565 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 13:57:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1571 states and 2852 transitions. [2018-11-23 13:57:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2852 transitions. [2018-11-23 13:57:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:54,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,037 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 13:57:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 1572 states and 2855 transitions. [2018-11-23 13:57:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2855 transitions. [2018-11-23 13:57:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:54,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,238 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 13:57:54,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1578 states and 2906 transitions. [2018-11-23 13:57:54,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 2906 transitions. [2018-11-23 13:57:54,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:54,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 1584 states and 2955 transitions. [2018-11-23 13:57:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2955 transitions. [2018-11-23 13:57:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:54,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:57:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 1585 states and 2955 transitions. [2018-11-23 13:57:54,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2955 transitions. [2018-11-23 13:57:54,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 13:57:54,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,801 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 13:57:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 1586 states and 2955 transitions. [2018-11-23 13:57:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2955 transitions. [2018-11-23 13:57:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:54,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:54,841 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 13:57:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1587 states and 2957 transitions. [2018-11-23 13:57:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2957 transitions. [2018-11-23 13:57:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:57:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1589 states and 2960 transitions. [2018-11-23 13:57:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2960 transitions. [2018-11-23 13:57:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:57:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1590 states and 2960 transitions. [2018-11-23 13:57:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2960 transitions. [2018-11-23 13:57:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,236 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 13:57:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1591 states and 2961 transitions. [2018-11-23 13:57:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2961 transitions. [2018-11-23 13:57:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,266 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 13:57:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 1594 states and 3009 transitions. [2018-11-23 13:57:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3009 transitions. [2018-11-23 13:57:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:57:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 1597 states and 3015 transitions. [2018-11-23 13:57:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3015 transitions. [2018-11-23 13:57:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:55,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:55,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:57:56,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1600 states and 3059 transitions. [2018-11-23 13:57:56,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3059 transitions. [2018-11-23 13:57:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:56,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:57:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1601 states and 3059 transitions. [2018-11-23 13:57:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3059 transitions. [2018-11-23 13:57:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 13:57:56,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,169 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 13:57:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1602 states and 3059 transitions. [2018-11-23 13:57:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3059 transitions. [2018-11-23 13:57:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 13:57:56,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,200 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:57:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1603 states and 3061 transitions. [2018-11-23 13:57:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3061 transitions. [2018-11-23 13:57:56,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 13:57:56,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,342 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 13:57:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1604 states and 3061 transitions. [2018-11-23 13:57:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3061 transitions. [2018-11-23 13:57:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:56,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:57:56,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1605 states and 3062 transitions. [2018-11-23 13:57:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3062 transitions. [2018-11-23 13:57:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:56,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:57:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1606 states and 3064 transitions. [2018-11-23 13:57:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3064 transitions. [2018-11-23 13:57:56,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:56,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:57:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1608 states and 3067 transitions. [2018-11-23 13:57:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3067 transitions. [2018-11-23 13:57:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:56,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:57:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1613 states and 3109 transitions. [2018-11-23 13:57:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3109 transitions. [2018-11-23 13:57:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:57,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:57,373 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 13:57:57,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1614 states and 3109 transitions. [2018-11-23 13:57:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3109 transitions. [2018-11-23 13:57:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:57,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:57,403 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 13:57:57,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1615 states and 3109 transitions. [2018-11-23 13:57:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3109 transitions. [2018-11-23 13:57:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:57,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:57:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 1618 states and 3113 transitions. [2018-11-23 13:57:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3113 transitions. [2018-11-23 13:57:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:57,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:57:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 1620 states and 3117 transitions. [2018-11-23 13:57:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3117 transitions. [2018-11-23 13:57:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:57,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:57:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1625 states and 3160 transitions. [2018-11-23 13:57:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3160 transitions. [2018-11-23 13:57:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:58,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:58,473 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 13:57:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1627 states and 3164 transitions. [2018-11-23 13:57:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3164 transitions. [2018-11-23 13:57:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:58,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:58,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:57:59,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1632 states and 3218 transitions. [2018-11-23 13:57:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3218 transitions. [2018-11-23 13:57:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:59,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:57:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:57:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1633 states and 3218 transitions. [2018-11-23 13:57:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3218 transitions. [2018-11-23 13:57:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:57:59,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:57:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:57:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1636 states and 3264 transitions. [2018-11-23 13:58:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3264 transitions. [2018-11-23 13:58:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:58:00,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1639 states and 3312 transitions. [2018-11-23 13:58:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3312 transitions. [2018-11-23 13:58:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 13:58:00,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:00,510 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 13:58:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:00,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1640 states and 3312 transitions. [2018-11-23 13:58:00,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3312 transitions. [2018-11-23 13:58:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:00,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:58:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1642 states and 3314 transitions. [2018-11-23 13:58:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3314 transitions. [2018-11-23 13:58:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:00,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:00,812 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 13:58:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:00,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1643 states and 3316 transitions. [2018-11-23 13:58:00,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3316 transitions. [2018-11-23 13:58:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:00,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:00,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:58:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1648 states and 3364 transitions. [2018-11-23 13:58:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3364 transitions. [2018-11-23 13:58:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:01,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:01,642 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 13:58:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:01,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1649 states and 3364 transitions. [2018-11-23 13:58:01,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3364 transitions. [2018-11-23 13:58:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:01,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:01,676 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:01,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:01,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 1652 states and 3368 transitions. [2018-11-23 13:58:01,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3368 transitions. [2018-11-23 13:58:01,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:01,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1653 states and 3369 transitions. [2018-11-23 13:58:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3369 transitions. [2018-11-23 13:58:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:01,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1656 states and 3376 transitions. [2018-11-23 13:58:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3376 transitions. [2018-11-23 13:58:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:02,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1658 states and 3380 transitions. [2018-11-23 13:58:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3380 transitions. [2018-11-23 13:58:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:02,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1664 states and 3438 transitions. [2018-11-23 13:58:03,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3438 transitions. [2018-11-23 13:58:03,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:03,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1665 states and 3438 transitions. [2018-11-23 13:58:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3438 transitions. [2018-11-23 13:58:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:03,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:03,897 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1666 states and 3438 transitions. [2018-11-23 13:58:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3438 transitions. [2018-11-23 13:58:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 13:58:04,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,107 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 13:58:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1667 states and 3438 transitions. [2018-11-23 13:58:04,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3438 transitions. [2018-11-23 13:58:04,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,153 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:58:04,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1669 states and 3441 transitions. [2018-11-23 13:58:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3441 transitions. [2018-11-23 13:58:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,406 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1670 states and 3442 transitions. [2018-11-23 13:58:04,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3442 transitions. [2018-11-23 13:58:04,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1671 states and 3443 transitions. [2018-11-23 13:58:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3443 transitions. [2018-11-23 13:58:04,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,676 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 13:58:04,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1672 states and 3443 transitions. [2018-11-23 13:58:04,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3443 transitions. [2018-11-23 13:58:04,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:58:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1673 states and 3443 transitions. [2018-11-23 13:58:04,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3443 transitions. [2018-11-23 13:58:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:04,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 1680 states and 3497 transitions. [2018-11-23 13:58:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3497 transitions. [2018-11-23 13:58:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:06,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:06,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1681 states and 3498 transitions. [2018-11-23 13:58:06,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3498 transitions. [2018-11-23 13:58:06,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:06,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1684 states and 3505 transitions. [2018-11-23 13:58:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3505 transitions. [2018-11-23 13:58:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:06,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1687 states and 3510 transitions. [2018-11-23 13:58:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3510 transitions. [2018-11-23 13:58:06,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:06,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1692 states and 3556 transitions. [2018-11-23 13:58:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3556 transitions. [2018-11-23 13:58:07,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:07,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:07,718 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1693 states and 3556 transitions. [2018-11-23 13:58:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3556 transitions. [2018-11-23 13:58:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:07,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:08,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1698 states and 3598 transitions. [2018-11-23 13:58:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3598 transitions. [2018-11-23 13:58:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:08,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:08,859 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 13:58:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1700 states and 3603 transitions. [2018-11-23 13:58:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3603 transitions. [2018-11-23 13:58:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 13:58:09,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:09,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:09,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1701 states and 3603 transitions. [2018-11-23 13:58:09,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3603 transitions. [2018-11-23 13:58:09,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:09,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1704 states and 3610 transitions. [2018-11-23 13:58:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3610 transitions. [2018-11-23 13:58:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:09,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:09,888 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 13:58:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1707 states and 3614 transitions. [2018-11-23 13:58:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3614 transitions. [2018-11-23 13:58:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:10,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1708 states and 3615 transitions. [2018-11-23 13:58:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3615 transitions. [2018-11-23 13:58:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:10,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1720 states and 3721 transitions. [2018-11-23 13:58:12,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3721 transitions. [2018-11-23 13:58:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:12,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:12,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1721 states and 3723 transitions. [2018-11-23 13:58:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3723 transitions. [2018-11-23 13:58:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 13:58:12,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1724 states and 3728 transitions. [2018-11-23 13:58:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3728 transitions. [2018-11-23 13:58:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:12,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:12,310 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1726 states and 3730 transitions. [2018-11-23 13:58:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3730 transitions. [2018-11-23 13:58:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:12,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1734 states and 3796 transitions. [2018-11-23 13:58:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3796 transitions. [2018-11-23 13:58:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:13,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:13,205 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 13:58:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1736 states and 3799 transitions. [2018-11-23 13:58:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3799 transitions. [2018-11-23 13:58:13,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:13,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:13,246 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 13:58:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1740 states and 3805 transitions. [2018-11-23 13:58:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3805 transitions. [2018-11-23 13:58:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:13,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:13,802 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 13:58:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1741 states and 3805 transitions. [2018-11-23 13:58:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3805 transitions. [2018-11-23 13:58:13,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:13,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:14,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1742 states and 3808 transitions. [2018-11-23 13:58:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3808 transitions. [2018-11-23 13:58:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:14,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1745 states and 3815 transitions. [2018-11-23 13:58:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3815 transitions. [2018-11-23 13:58:14,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:14,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 1746 states and 3819 transitions. [2018-11-23 13:58:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3819 transitions. [2018-11-23 13:58:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:14,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1747 states and 3820 transitions. [2018-11-23 13:58:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3820 transitions. [2018-11-23 13:58:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:14,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:14,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1748 states and 3820 transitions. [2018-11-23 13:58:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3820 transitions. [2018-11-23 13:58:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 13:58:14,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 1751 states and 3825 transitions. [2018-11-23 13:58:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3825 transitions. [2018-11-23 13:58:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:14,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:14,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1753 states and 3827 transitions. [2018-11-23 13:58:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3827 transitions. [2018-11-23 13:58:14,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:14,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 1756 states and 3835 transitions. [2018-11-23 13:58:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3835 transitions. [2018-11-23 13:58:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:15,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1759 states and 3846 transitions. [2018-11-23 13:58:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3846 transitions. [2018-11-23 13:58:15,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:15,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:16,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:16,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1760 states and 3847 transitions. [2018-11-23 13:58:16,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3847 transitions. [2018-11-23 13:58:16,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:16,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:16,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1763 states and 3894 transitions. [2018-11-23 13:58:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3894 transitions. [2018-11-23 13:58:16,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:16,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:16,714 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 13:58:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1765 states and 3897 transitions. [2018-11-23 13:58:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3897 transitions. [2018-11-23 13:58:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:16,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:17,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 1769 states and 3933 transitions. [2018-11-23 13:58:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3933 transitions. [2018-11-23 13:58:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:17,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:17,348 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 13:58:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:17,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1772 states and 3938 transitions. [2018-11-23 13:58:17,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3938 transitions. [2018-11-23 13:58:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:17,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:17,390 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 13:58:17,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1774 states and 3941 transitions. [2018-11-23 13:58:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3941 transitions. [2018-11-23 13:58:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:17,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:17,443 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 13:58:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1775 states and 3942 transitions. [2018-11-23 13:58:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3942 transitions. [2018-11-23 13:58:17,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:17,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:17,517 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 13:58:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1778 states and 3950 transitions. [2018-11-23 13:58:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3950 transitions. [2018-11-23 13:58:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:18,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:18,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:18,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1779 states and 3951 transitions. [2018-11-23 13:58:18,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3951 transitions. [2018-11-23 13:58:18,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:18,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:18,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 1782 states and 3959 transitions. [2018-11-23 13:58:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3959 transitions. [2018-11-23 13:58:18,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:18,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 1783 states and 3961 transitions. [2018-11-23 13:58:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3961 transitions. [2018-11-23 13:58:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:19,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1783 states and 3960 transitions. [2018-11-23 13:58:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3960 transitions. [2018-11-23 13:58:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:19,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:19,770 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1786 states and 3968 transitions. [2018-11-23 13:58:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3968 transitions. [2018-11-23 13:58:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:20,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:58:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1787 states and 3968 transitions. [2018-11-23 13:58:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3968 transitions. [2018-11-23 13:58:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 13:58:20,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,561 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1790 states and 3979 transitions. [2018-11-23 13:58:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3979 transitions. [2018-11-23 13:58:20,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,601 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 1792 states and 3981 transitions. [2018-11-23 13:58:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3981 transitions. [2018-11-23 13:58:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,647 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 13:58:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1794 states and 3984 transitions. [2018-11-23 13:58:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3984 transitions. [2018-11-23 13:58:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,706 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 13:58:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1796 states and 3987 transitions. [2018-11-23 13:58:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3987 transitions. [2018-11-23 13:58:20,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,761 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 13:58:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 1797 states and 3988 transitions. [2018-11-23 13:58:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3988 transitions. [2018-11-23 13:58:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,819 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 13:58:20,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 1798 states and 3989 transitions. [2018-11-23 13:58:20,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3989 transitions. [2018-11-23 13:58:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:20,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 1801 states and 3997 transitions. [2018-11-23 13:58:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3997 transitions. [2018-11-23 13:58:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 1804 states and 4001 transitions. [2018-11-23 13:58:21,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 4001 transitions. [2018-11-23 13:58:21,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 1805 states and 4003 transitions. [2018-11-23 13:58:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 4003 transitions. [2018-11-23 13:58:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 1806 states and 4004 transitions. [2018-11-23 13:58:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 4004 transitions. [2018-11-23 13:58:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1807 states and 4005 transitions. [2018-11-23 13:58:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 4005 transitions. [2018-11-23 13:58:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 1808 states and 4007 transitions. [2018-11-23 13:58:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 4007 transitions. [2018-11-23 13:58:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,450 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 1811 states and 4017 transitions. [2018-11-23 13:58:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 4017 transitions. [2018-11-23 13:58:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:21,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:58:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 1812 states and 4017 transitions. [2018-11-23 13:58:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 4017 transitions. [2018-11-23 13:58:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 13:58:22,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 1815 states and 4028 transitions. [2018-11-23 13:58:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 4028 transitions. [2018-11-23 13:58:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:22,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 1817 states and 4030 transitions. [2018-11-23 13:58:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 4030 transitions. [2018-11-23 13:58:22,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,118 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 13:58:22,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 1825 states and 4045 transitions. [2018-11-23 13:58:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 4045 transitions. [2018-11-23 13:58:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,741 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 13:58:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 1826 states and 4046 transitions. [2018-11-23 13:58:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 4046 transitions. [2018-11-23 13:58:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,775 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 13:58:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 1828 states and 4049 transitions. [2018-11-23 13:58:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 4049 transitions. [2018-11-23 13:58:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,825 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 13:58:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 1829 states and 4050 transitions. [2018-11-23 13:58:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 4050 transitions. [2018-11-23 13:58:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,888 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 13:58:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 1830 states and 4051 transitions. [2018-11-23 13:58:22,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 4051 transitions. [2018-11-23 13:58:22,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:22,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 1833 states and 4055 transitions. [2018-11-23 13:58:22,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 4055 transitions. [2018-11-23 13:58:22,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:22,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 1834 states and 4057 transitions. [2018-11-23 13:58:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 4057 transitions. [2018-11-23 13:58:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:23,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 1835 states and 4059 transitions. [2018-11-23 13:58:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 4059 transitions. [2018-11-23 13:58:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:23,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:23,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:23,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 1836 states and 4060 transitions. [2018-11-23 13:58:23,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 4060 transitions. [2018-11-23 13:58:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:23,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 1837 states and 4064 transitions. [2018-11-23 13:58:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 4064 transitions. [2018-11-23 13:58:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:23,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 1840 states and 4070 transitions. [2018-11-23 13:58:24,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 4070 transitions. [2018-11-23 13:58:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:24,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1845 states and 4114 transitions. [2018-11-23 13:58:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 4114 transitions. [2018-11-23 13:58:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:24,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:24,807 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 13:58:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1846 states and 4114 transitions. [2018-11-23 13:58:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 4114 transitions. [2018-11-23 13:58:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:24,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:58:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1847 states and 4114 transitions. [2018-11-23 13:58:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 4114 transitions. [2018-11-23 13:58:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:25,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:25,125 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 1848 states and 4115 transitions. [2018-11-23 13:58:25,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 4115 transitions. [2018-11-23 13:58:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 13:58:25,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:25,193 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 1851 states and 4126 transitions. [2018-11-23 13:58:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 4126 transitions. [2018-11-23 13:58:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:25,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:25,232 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 13:58:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 1859 states and 4143 transitions. [2018-11-23 13:58:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 4143 transitions. [2018-11-23 13:58:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:25,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 1862 states and 4154 transitions. [2018-11-23 13:58:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 4154 transitions. [2018-11-23 13:58:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:25,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:25,991 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 13:58:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 1863 states and 4155 transitions. [2018-11-23 13:58:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 4155 transitions. [2018-11-23 13:58:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:26,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 1866 states and 4159 transitions. [2018-11-23 13:58:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 4159 transitions. [2018-11-23 13:58:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:26,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 1867 states and 4162 transitions. [2018-11-23 13:58:26,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 4162 transitions. [2018-11-23 13:58:26,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 1868 states and 4163 transitions. [2018-11-23 13:58:26,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 4163 transitions. [2018-11-23 13:58:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:26,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 1869 states and 4163 transitions. [2018-11-23 13:58:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 4163 transitions. [2018-11-23 13:58:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 1871 states and 4167 transitions. [2018-11-23 13:58:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 4167 transitions. [2018-11-23 13:58:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:26,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:26,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:27,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 1874 states and 4182 transitions. [2018-11-23 13:58:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 4182 transitions. [2018-11-23 13:58:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:27,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:27,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 1876 states and 4223 transitions. [2018-11-23 13:58:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 4223 transitions. [2018-11-23 13:58:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:27,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:27,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1878 states and 4263 transitions. [2018-11-23 13:58:27,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 4263 transitions. [2018-11-23 13:58:27,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:27,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:28,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1880 states and 4267 transitions. [2018-11-23 13:58:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 4267 transitions. [2018-11-23 13:58:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:28,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:28,456 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 13:58:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1881 states and 4267 transitions. [2018-11-23 13:58:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 4267 transitions. [2018-11-23 13:58:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:28,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1882 states and 4267 transitions. [2018-11-23 13:58:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 4267 transitions. [2018-11-23 13:58:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 13:58:28,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:28,859 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:29,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1883 states and 4267 transitions. [2018-11-23 13:58:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 4267 transitions. [2018-11-23 13:58:29,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:29,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1884 states and 4268 transitions. [2018-11-23 13:58:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 4268 transitions. [2018-11-23 13:58:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:29,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 1887 states and 4274 transitions. [2018-11-23 13:58:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 4274 transitions. [2018-11-23 13:58:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:29,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:29,416 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 13:58:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 1895 states and 4292 transitions. [2018-11-23 13:58:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 4292 transitions. [2018-11-23 13:58:30,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:30,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:58:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 1895 states and 4288 transitions. [2018-11-23 13:58:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 4288 transitions. [2018-11-23 13:58:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:30,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:30,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 1897 states and 4295 transitions. [2018-11-23 13:58:30,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 4295 transitions. [2018-11-23 13:58:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:30,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 1898 states and 4296 transitions. [2018-11-23 13:58:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 4296 transitions. [2018-11-23 13:58:30,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:30,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:30,582 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 1899 states and 4296 transitions. [2018-11-23 13:58:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 4296 transitions. [2018-11-23 13:58:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:30,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 1904 states and 4342 transitions. [2018-11-23 13:58:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 4342 transitions. [2018-11-23 13:58:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:31,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 1906 states and 4378 transitions. [2018-11-23 13:58:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 4378 transitions. [2018-11-23 13:58:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:31,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:31,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4411 states to 1908 states and 4411 transitions. [2018-11-23 13:58:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 4411 transitions. [2018-11-23 13:58:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:31,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 1910 states and 4442 transitions. [2018-11-23 13:58:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 4442 transitions. [2018-11-23 13:58:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:32,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 1912 states and 4474 transitions. [2018-11-23 13:58:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 4474 transitions. [2018-11-23 13:58:32,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:32,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:33,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 1914 states and 4478 transitions. [2018-11-23 13:58:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 4478 transitions. [2018-11-23 13:58:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:33,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,099 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 13:58:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 1915 states and 4478 transitions. [2018-11-23 13:58:33,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 4478 transitions. [2018-11-23 13:58:33,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:33,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,160 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:33,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 1916 states and 4478 transitions. [2018-11-23 13:58:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 4478 transitions. [2018-11-23 13:58:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:33,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:33,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 1918 states and 4508 transitions. [2018-11-23 13:58:33,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 4508 transitions. [2018-11-23 13:58:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 13:58:33,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 1919 states and 4508 transitions. [2018-11-23 13:58:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 4508 transitions. [2018-11-23 13:58:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,785 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 1920 states and 4509 transitions. [2018-11-23 13:58:33,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 4509 transitions. [2018-11-23 13:58:33,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,822 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 1922 states and 4511 transitions. [2018-11-23 13:58:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 4511 transitions. [2018-11-23 13:58:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,858 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 13:58:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 1925 states and 4518 transitions. [2018-11-23 13:58:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 4518 transitions. [2018-11-23 13:58:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:33,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 1927 states and 4525 transitions. [2018-11-23 13:58:33,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 4525 transitions. [2018-11-23 13:58:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:58:33,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:33,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 1927 states and 4521 transitions. [2018-11-23 13:58:33,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 4521 transitions. [2018-11-23 13:58:33,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:33,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,026 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 1928 states and 4526 transitions. [2018-11-23 13:58:34,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 4526 transitions. [2018-11-23 13:58:34,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:34,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,104 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:58:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 1930 states and 4527 transitions. [2018-11-23 13:58:34,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 4527 transitions. [2018-11-23 13:58:34,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:34,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:34,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 1932 states and 4530 transitions. [2018-11-23 13:58:34,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 4530 transitions. [2018-11-23 13:58:34,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:34,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 1933 states and 4530 transitions. [2018-11-23 13:58:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 4530 transitions. [2018-11-23 13:58:34,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:34,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 1936 states and 4537 transitions. [2018-11-23 13:58:34,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 4537 transitions. [2018-11-23 13:58:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:58:34,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 1939 states and 4548 transitions. [2018-11-23 13:58:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 4548 transitions. [2018-11-23 13:58:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:34,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,793 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 13:58:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 1944 states and 4558 transitions. [2018-11-23 13:58:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 4558 transitions. [2018-11-23 13:58:34,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:34,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 1946 states and 4561 transitions. [2018-11-23 13:58:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 4561 transitions. [2018-11-23 13:58:35,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 1948 states and 4567 transitions. [2018-11-23 13:58:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 4567 transitions. [2018-11-23 13:58:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,143 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 13:58:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 1950 states and 4570 transitions. [2018-11-23 13:58:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 4570 transitions. [2018-11-23 13:58:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,200 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:58:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 1950 states and 4566 transitions. [2018-11-23 13:58:35,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 4566 transitions. [2018-11-23 13:58:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:58:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 1951 states and 4566 transitions. [2018-11-23 13:58:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 4566 transitions. [2018-11-23 13:58:35,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,610 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:58:35,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 1952 states and 4571 transitions. [2018-11-23 13:58:35,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 4571 transitions. [2018-11-23 13:58:35,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,695 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:58:35,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 1954 states and 4572 transitions. [2018-11-23 13:58:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 4572 transitions. [2018-11-23 13:58:35,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:35,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:37,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 1959 states and 4609 transitions. [2018-11-23 13:58:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 4609 transitions. [2018-11-23 13:58:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:37,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 13:58:37,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 1960 states and 4610 transitions. [2018-11-23 13:58:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 4610 transitions. [2018-11-23 13:58:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:37,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:37,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 1961 states and 4611 transitions. [2018-11-23 13:58:37,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 4611 transitions. [2018-11-23 13:58:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:37,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 1963 states and 4641 transitions. [2018-11-23 13:58:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 4641 transitions. [2018-11-23 13:58:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 13:58:38,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 1965 states and 4670 transitions. [2018-11-23 13:58:38,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 4670 transitions. [2018-11-23 13:58:38,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:38,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 1967 states and 4673 transitions. [2018-11-23 13:58:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 4673 transitions. [2018-11-23 13:58:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,651 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 13:58:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4683 states to 1972 states and 4683 transitions. [2018-11-23 13:58:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 4683 transitions. [2018-11-23 13:58:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:58:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 1973 states and 4688 transitions. [2018-11-23 13:58:38,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 4688 transitions. [2018-11-23 13:58:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 1975 states and 4693 transitions. [2018-11-23 13:58:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 4693 transitions. [2018-11-23 13:58:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,803 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 13:58:38,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:38,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 1977 states and 4696 transitions. [2018-11-23 13:58:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 4696 transitions. [2018-11-23 13:58:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:38,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:38,880 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 13:58:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 1978 states and 4700 transitions. [2018-11-23 13:58:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 4700 transitions. [2018-11-23 13:58:39,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:39,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:39,192 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 13:58:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 1982 states and 4737 transitions. [2018-11-23 13:58:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 4737 transitions. [2018-11-23 13:58:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:40,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:58:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 1984 states and 4741 transitions. [2018-11-23 13:58:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 4741 transitions. [2018-11-23 13:58:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:40,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:58:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:40,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 1985 states and 4741 transitions. [2018-11-23 13:58:40,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 4741 transitions. [2018-11-23 13:58:40,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:40,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:40,917 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 13:58:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:41,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 1987 states and 4770 transitions. [2018-11-23 13:58:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 4770 transitions. [2018-11-23 13:58:41,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:41,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:41,292 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 13:58:41,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 1989 states and 4798 transitions. [2018-11-23 13:58:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 4798 transitions. [2018-11-23 13:58:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:41,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:41,677 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 13:58:42,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:42,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 1991 states and 4802 transitions. [2018-11-23 13:58:42,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 4802 transitions. [2018-11-23 13:58:42,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:42,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:42,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:42,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 1993 states and 4806 transitions. [2018-11-23 13:58:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 4806 transitions. [2018-11-23 13:58:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:42,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 1994 states and 4806 transitions. [2018-11-23 13:58:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 4806 transitions. [2018-11-23 13:58:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:42,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:42,904 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 13:58:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 1995 states and 4806 transitions. [2018-11-23 13:58:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 4806 transitions. [2018-11-23 13:58:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:43,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 1996 states and 4806 transitions. [2018-11-23 13:58:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 4806 transitions. [2018-11-23 13:58:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:43,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:44,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 1999 states and 4813 transitions. [2018-11-23 13:58:44,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 4813 transitions. [2018-11-23 13:58:44,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:44,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 2000 states and 4816 transitions. [2018-11-23 13:58:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 4816 transitions. [2018-11-23 13:58:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:44,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2001 states and 4818 transitions. [2018-11-23 13:58:44,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 4818 transitions. [2018-11-23 13:58:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:44,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:44,781 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 13:58:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:44,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2002 states and 4818 transitions. [2018-11-23 13:58:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 4818 transitions. [2018-11-23 13:58:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:44,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:45,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:45,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 2003 states and 4819 transitions. [2018-11-23 13:58:45,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 4819 transitions. [2018-11-23 13:58:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:45,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:45,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 2004 states and 4820 transitions. [2018-11-23 13:58:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4820 transitions. [2018-11-23 13:58:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 13:58:45,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:45,421 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:58:45,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:45,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4835 states to 2008 states and 4835 transitions. [2018-11-23 13:58:45,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4835 transitions. [2018-11-23 13:58:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:45,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:45,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 2011 states and 4839 transitions. [2018-11-23 13:58:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4839 transitions. [2018-11-23 13:58:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:58:45,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,028 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 13:58:46,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 2015 states and 4845 transitions. [2018-11-23 13:58:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4845 transitions. [2018-11-23 13:58:46,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,129 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:58:46,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 2017 states and 4853 transitions. [2018-11-23 13:58:46,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4853 transitions. [2018-11-23 13:58:46,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,184 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 13:58:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 2022 states and 4862 transitions. [2018-11-23 13:58:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4862 transitions. [2018-11-23 13:58:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 2024 states and 4867 transitions. [2018-11-23 13:58:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4867 transitions. [2018-11-23 13:58:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:58:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 2025 states and 4867 transitions. [2018-11-23 13:58:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4867 transitions. [2018-11-23 13:58:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,390 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 2026 states and 4872 transitions. [2018-11-23 13:58:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4872 transitions. [2018-11-23 13:58:46,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:46,911 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 13:58:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2027 states and 4873 transitions. [2018-11-23 13:58:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4873 transitions. [2018-11-23 13:58:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:46,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:47,135 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 2032 states and 4915 transitions. [2018-11-23 13:58:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4915 transitions. [2018-11-23 13:58:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:48,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:48,622 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:48,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 2033 states and 4916 transitions. [2018-11-23 13:58:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4916 transitions. [2018-11-23 13:58:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:48,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:48,835 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:49,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 2036 states and 4923 transitions. [2018-11-23 13:58:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4923 transitions. [2018-11-23 13:58:49,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:49,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4925 states to 2037 states and 4925 transitions. [2018-11-23 13:58:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4925 transitions. [2018-11-23 13:58:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:50,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4926 states to 2038 states and 4926 transitions. [2018-11-23 13:58:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4926 transitions. [2018-11-23 13:58:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 2040 states and 4931 transitions. [2018-11-23 13:58:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4931 transitions. [2018-11-23 13:58:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 2043 states and 4933 transitions. [2018-11-23 13:58:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4933 transitions. [2018-11-23 13:58:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 2044 states and 4933 transitions. [2018-11-23 13:58:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4933 transitions. [2018-11-23 13:58:50,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4936 states to 2045 states and 4936 transitions. [2018-11-23 13:58:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4936 transitions. [2018-11-23 13:58:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:50,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:58:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 2047 states and 4963 transitions. [2018-11-23 13:58:51,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4963 transitions. [2018-11-23 13:58:51,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:51,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 2050 states and 4967 transitions. [2018-11-23 13:58:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4967 transitions. [2018-11-23 13:58:51,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:51,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:51,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4968 states to 2051 states and 4968 transitions. [2018-11-23 13:58:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4968 transitions. [2018-11-23 13:58:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:51,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:51,485 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:58:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4994 states to 2053 states and 4994 transitions. [2018-11-23 13:58:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4994 transitions. [2018-11-23 13:58:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:51,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5007 states to 2056 states and 5007 transitions. [2018-11-23 13:58:51,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 5007 transitions. [2018-11-23 13:58:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:58:51,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5011 states to 2057 states and 5011 transitions. [2018-11-23 13:58:52,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 5011 transitions. [2018-11-23 13:58:52,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:58:52,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:58:52,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5015 states to 2060 states and 5015 transitions. [2018-11-23 13:58:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 5015 transitions. [2018-11-23 13:58:52,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:58:52,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:52,476 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 13:58:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 2064 states and 5021 transitions. [2018-11-23 13:58:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 5021 transitions. [2018-11-23 13:58:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:52,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:58:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:52,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 2065 states and 5021 transitions. [2018-11-23 13:58:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 5021 transitions. [2018-11-23 13:58:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:52,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:52,652 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:58:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5050 states to 2068 states and 5050 transitions. [2018-11-23 13:58:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 5050 transitions. [2018-11-23 13:58:53,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:53,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:58:53,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 2070 states and 5078 transitions. [2018-11-23 13:58:53,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 5078 transitions. [2018-11-23 13:58:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:53,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:53,972 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:58:54,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 2071 states and 5079 transitions. [2018-11-23 13:58:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 5079 transitions. [2018-11-23 13:58:54,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:54,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:58:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:54,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 2072 states and 5080 transitions. [2018-11-23 13:58:54,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 5080 transitions. [2018-11-23 13:58:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:54,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:54,260 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:58:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:55,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 2076 states and 5085 transitions. [2018-11-23 13:58:55,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 5085 transitions. [2018-11-23 13:58:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:55,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:58:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5086 states to 2077 states and 5086 transitions. [2018-11-23 13:58:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 5086 transitions. [2018-11-23 13:58:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:55,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:55,450 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:58:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5090 states to 2078 states and 5090 transitions. [2018-11-23 13:58:55,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 5090 transitions. [2018-11-23 13:58:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:55,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5096 states to 2081 states and 5096 transitions. [2018-11-23 13:58:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 5096 transitions. [2018-11-23 13:58:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:56,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5102 states to 2082 states and 5102 transitions. [2018-11-23 13:58:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 5102 transitions. [2018-11-23 13:58:56,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:56,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:58:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:58:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 2085 states and 5139 transitions. [2018-11-23 13:58:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 5139 transitions. [2018-11-23 13:58:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:58:57,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:58:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:58:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:59:01,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:01,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 2099 states and 5223 transitions. [2018-11-23 13:59:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 5223 transitions. [2018-11-23 13:59:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:01,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 2100 states and 5225 transitions. [2018-11-23 13:59:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 5225 transitions. [2018-11-23 13:59:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:01,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:01,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 2101 states and 5225 transitions. [2018-11-23 13:59:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 5225 transitions. [2018-11-23 13:59:01,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:01,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 2102 states and 5226 transitions. [2018-11-23 13:59:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 5226 transitions. [2018-11-23 13:59:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:02,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 2103 states and 5226 transitions. [2018-11-23 13:59:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 5226 transitions. [2018-11-23 13:59:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:02,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 2104 states and 5226 transitions. [2018-11-23 13:59:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 5226 transitions. [2018-11-23 13:59:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:02,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 2105 states and 5226 transitions. [2018-11-23 13:59:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 5226 transitions. [2018-11-23 13:59:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:02,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:02,695 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 2108 states and 5233 transitions. [2018-11-23 13:59:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 5233 transitions. [2018-11-23 13:59:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:03,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 2110 states and 5234 transitions. [2018-11-23 13:59:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 5234 transitions. [2018-11-23 13:59:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:59:04,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,648 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:59:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 2111 states and 5234 transitions. [2018-11-23 13:59:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 5234 transitions. [2018-11-23 13:59:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:04,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:59:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5235 states to 2112 states and 5235 transitions. [2018-11-23 13:59:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 5235 transitions. [2018-11-23 13:59:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:04,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:59:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 2115 states and 5239 transitions. [2018-11-23 13:59:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 5239 transitions. [2018-11-23 13:59:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:04,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,844 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 13:59:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 2119 states and 5245 transitions. [2018-11-23 13:59:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 5245 transitions. [2018-11-23 13:59:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:04,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5258 states to 2126 states and 5258 transitions. [2018-11-23 13:59:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 5258 transitions. [2018-11-23 13:59:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:04,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5259 states to 2127 states and 5259 transitions. [2018-11-23 13:59:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 5259 transitions. [2018-11-23 13:59:05,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:05,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5259 states to 2128 states and 5259 transitions. [2018-11-23 13:59:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 5259 transitions. [2018-11-23 13:59:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:05,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:05,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5263 states to 2131 states and 5263 transitions. [2018-11-23 13:59:05,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 5263 transitions. [2018-11-23 13:59:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:05,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5269 states to 2136 states and 5269 transitions. [2018-11-23 13:59:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 5269 transitions. [2018-11-23 13:59:06,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:06,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 2138 states and 5273 transitions. [2018-11-23 13:59:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 5273 transitions. [2018-11-23 13:59:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:06,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:06,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 2140 states and 5305 transitions. [2018-11-23 13:59:06,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 5305 transitions. [2018-11-23 13:59:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:06,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:59:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5420 states to 2154 states and 5420 transitions. [2018-11-23 13:59:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 5420 transitions. [2018-11-23 13:59:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,355 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5424 states to 2157 states and 5424 transitions. [2018-11-23 13:59:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 5424 transitions. [2018-11-23 13:59:09,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,399 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5425 states to 2158 states and 5425 transitions. [2018-11-23 13:59:09,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 5425 transitions. [2018-11-23 13:59:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5429 states to 2161 states and 5429 transitions. [2018-11-23 13:59:09,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 5429 transitions. [2018-11-23 13:59:09,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5430 states to 2162 states and 5430 transitions. [2018-11-23 13:59:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 5430 transitions. [2018-11-23 13:59:09,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5430 states to 2163 states and 5430 transitions. [2018-11-23 13:59:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 5430 transitions. [2018-11-23 13:59:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,584 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:09,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 2164 states and 5431 transitions. [2018-11-23 13:59:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 5431 transitions. [2018-11-23 13:59:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:09,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:10,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5436 states to 2166 states and 5436 transitions. [2018-11-23 13:59:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 5436 transitions. [2018-11-23 13:59:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:10,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:10,512 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5437 states to 2167 states and 5437 transitions. [2018-11-23 13:59:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 5437 transitions. [2018-11-23 13:59:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:59:10,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:59:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5437 states to 2168 states and 5437 transitions. [2018-11-23 13:59:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 5437 transitions. [2018-11-23 13:59:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:11,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:11,075 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:11,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5438 states to 2169 states and 5438 transitions. [2018-11-23 13:59:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 5438 transitions. [2018-11-23 13:59:11,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:11,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:11,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 2172 states and 5479 transitions. [2018-11-23 13:59:11,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 5479 transitions. [2018-11-23 13:59:11,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:11,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:59:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:11,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 2173 states and 5479 transitions. [2018-11-23 13:59:11,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 5479 transitions. [2018-11-23 13:59:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:11,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:11,657 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:12,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 2174 states and 5479 transitions. [2018-11-23 13:59:12,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 5479 transitions. [2018-11-23 13:59:12,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:12,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5490 states to 2179 states and 5490 transitions. [2018-11-23 13:59:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 5490 transitions. [2018-11-23 13:59:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:12,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:12,768 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5490 states to 2180 states and 5490 transitions. [2018-11-23 13:59:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 5490 transitions. [2018-11-23 13:59:13,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:13,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:13,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5490 states to 2181 states and 5490 transitions. [2018-11-23 13:59:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 5490 transitions. [2018-11-23 13:59:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:13,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5490 states to 2182 states and 5490 transitions. [2018-11-23 13:59:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 5490 transitions. [2018-11-23 13:59:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:59:13,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:13,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:13,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5491 states to 2183 states and 5491 transitions. [2018-11-23 13:59:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 5491 transitions. [2018-11-23 13:59:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:13,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:13,850 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 13:59:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5497 states to 2187 states and 5497 transitions. [2018-11-23 13:59:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 5497 transitions. [2018-11-23 13:59:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:13,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:14,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:14,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5502 states to 2189 states and 5502 transitions. [2018-11-23 13:59:14,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 5502 transitions. [2018-11-23 13:59:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:14,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5503 states to 2190 states and 5503 transitions. [2018-11-23 13:59:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 5503 transitions. [2018-11-23 13:59:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:14,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:14,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 2191 states and 5504 transitions. [2018-11-23 13:59:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 5504 transitions. [2018-11-23 13:59:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:14,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:14,713 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 2192 states and 5504 transitions. [2018-11-23 13:59:14,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 5504 transitions. [2018-11-23 13:59:14,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:14,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:14,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 13:59:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5505 states to 2193 states and 5505 transitions. [2018-11-23 13:59:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 5505 transitions. [2018-11-23 13:59:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:14,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5514 states to 2198 states and 5514 transitions. [2018-11-23 13:59:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 5514 transitions. [2018-11-23 13:59:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:15,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:15,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5525 states to 2201 states and 5525 transitions. [2018-11-23 13:59:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 5525 transitions. [2018-11-23 13:59:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:15,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:15,979 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:59:15,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2204 states and 5529 transitions. [2018-11-23 13:59:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 5529 transitions. [2018-11-23 13:59:16,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:59:16,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:59:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2205 states and 5529 transitions. [2018-11-23 13:59:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 5529 transitions. [2018-11-23 13:59:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:16,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:59:16,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5534 states to 2206 states and 5534 transitions. [2018-11-23 13:59:16,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 5534 transitions. [2018-11-23 13:59:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:16,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:16,607 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 13:59:16,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5540 states to 2210 states and 5540 transitions. [2018-11-23 13:59:16,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 5540 transitions. [2018-11-23 13:59:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:16,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:16,712 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 13:59:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5546 states to 2214 states and 5546 transitions. [2018-11-23 13:59:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 5546 transitions. [2018-11-23 13:59:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:16,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:17,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5552 states to 2216 states and 5552 transitions. [2018-11-23 13:59:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 5552 transitions. [2018-11-23 13:59:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:17,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:59:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5553 states to 2217 states and 5553 transitions. [2018-11-23 13:59:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 5553 transitions. [2018-11-23 13:59:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:17,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:59:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5553 states to 2218 states and 5553 transitions. [2018-11-23 13:59:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 5553 transitions. [2018-11-23 13:59:17,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:17,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:17,658 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:59:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5554 states to 2219 states and 5554 transitions. [2018-11-23 13:59:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 5554 transitions. [2018-11-23 13:59:18,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:18,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:18,173 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5556 states to 2220 states and 5556 transitions. [2018-11-23 13:59:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 5556 transitions. [2018-11-23 13:59:18,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:18,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5560 states to 2223 states and 5560 transitions. [2018-11-23 13:59:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 5560 transitions. [2018-11-23 13:59:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:18,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5561 states to 2224 states and 5561 transitions. [2018-11-23 13:59:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 5561 transitions. [2018-11-23 13:59:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:18,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:18,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:18,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5561 states to 2225 states and 5561 transitions. [2018-11-23 13:59:18,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 5561 transitions. [2018-11-23 13:59:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:18,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 2227 states and 5565 transitions. [2018-11-23 13:59:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 5565 transitions. [2018-11-23 13:59:19,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:19,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:19,044 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5566 states to 2228 states and 5566 transitions. [2018-11-23 13:59:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 5566 transitions. [2018-11-23 13:59:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:19,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 2232 states and 5571 transitions. [2018-11-23 13:59:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 5571 transitions. [2018-11-23 13:59:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:19,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:20,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 2236 states and 5576 transitions. [2018-11-23 13:59:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 5576 transitions. [2018-11-23 13:59:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:59:20,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:59:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5587 states to 2239 states and 5587 transitions. [2018-11-23 13:59:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 5587 transitions. [2018-11-23 13:59:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:20,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:20,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5591 states to 2242 states and 5591 transitions. [2018-11-23 13:59:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 5591 transitions. [2018-11-23 13:59:20,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:20,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:20,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5594 states to 2244 states and 5594 transitions. [2018-11-23 13:59:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 5594 transitions. [2018-11-23 13:59:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:20,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:20,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:20,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5596 states to 2245 states and 5596 transitions. [2018-11-23 13:59:20,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 5596 transitions. [2018-11-23 13:59:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:20,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:20,979 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 13:59:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5602 states to 2249 states and 5602 transitions. [2018-11-23 13:59:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 5602 transitions. [2018-11-23 13:59:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:21,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,058 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 13:59:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5608 states to 2253 states and 5608 transitions. [2018-11-23 13:59:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 5608 transitions. [2018-11-23 13:59:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 2258 states and 5617 transitions. [2018-11-23 13:59:21,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 5617 transitions. [2018-11-23 13:59:21,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,182 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:21,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5632 states to 2266 states and 5632 transitions. [2018-11-23 13:59:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 5632 transitions. [2018-11-23 13:59:21,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:21,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5632 states to 2267 states and 5632 transitions. [2018-11-23 13:59:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 5632 transitions. [2018-11-23 13:59:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5632 states to 2268 states and 5632 transitions. [2018-11-23 13:59:21,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 5632 transitions. [2018-11-23 13:59:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:21,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:21,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 2270 states and 5633 transitions. [2018-11-23 13:59:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 5633 transitions. [2018-11-23 13:59:21,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:21,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5643 states to 2272 states and 5643 transitions. [2018-11-23 13:59:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 5643 transitions. [2018-11-23 13:59:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:22,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 2270 states and 5633 transitions. [2018-11-23 13:59:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 5633 transitions. [2018-11-23 13:59:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:59:22,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5629 states to 2270 states and 5629 transitions. [2018-11-23 13:59:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 5629 transitions. [2018-11-23 13:59:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:22,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:23,002 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5649 states to 2274 states and 5649 transitions. [2018-11-23 13:59:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 5649 transitions. [2018-11-23 13:59:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:23,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:59:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:24,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 2277 states and 5653 transitions. [2018-11-23 13:59:24,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 5653 transitions. [2018-11-23 13:59:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:24,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:24,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:24,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 2280 states and 5657 transitions. [2018-11-23 13:59:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 5657 transitions. [2018-11-23 13:59:24,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:24,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:24,426 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 2281 states and 5657 transitions. [2018-11-23 13:59:24,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 5657 transitions. [2018-11-23 13:59:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:24,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:24,486 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 13:59:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5663 states to 2285 states and 5663 transitions. [2018-11-23 13:59:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 5663 transitions. [2018-11-23 13:59:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:24,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:26,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5664 states to 2286 states and 5664 transitions. [2018-11-23 13:59:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 5664 transitions. [2018-11-23 13:59:26,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:26,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:26,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5664 states to 2287 states and 5664 transitions. [2018-11-23 13:59:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 5664 transitions. [2018-11-23 13:59:26,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:26,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:26,751 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 13:59:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5670 states to 2291 states and 5670 transitions. [2018-11-23 13:59:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 5670 transitions. [2018-11-23 13:59:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:26,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:26,836 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 13:59:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5676 states to 2295 states and 5676 transitions. [2018-11-23 13:59:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 5676 transitions. [2018-11-23 13:59:26,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:26,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:59:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5694 states to 2303 states and 5694 transitions. [2018-11-23 13:59:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 5694 transitions. [2018-11-23 13:59:27,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:27,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 2305 states and 5695 transitions. [2018-11-23 13:59:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 5695 transitions. [2018-11-23 13:59:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:27,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:59:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:27,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 2306 states and 5695 transitions. [2018-11-23 13:59:27,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 5695 transitions. [2018-11-23 13:59:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:27,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5729 states to 2309 states and 5729 transitions. [2018-11-23 13:59:28,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 5729 transitions. [2018-11-23 13:59:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:28,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:28,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:28,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5762 states to 2312 states and 5762 transitions. [2018-11-23 13:59:28,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 5762 transitions. [2018-11-23 13:59:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:28,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:30,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5809 states to 2318 states and 5809 transitions. [2018-11-23 13:59:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 5809 transitions. [2018-11-23 13:59:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:30,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 16 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:30,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5813 states to 2320 states and 5813 transitions. [2018-11-23 13:59:30,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 5813 transitions. [2018-11-23 13:59:30,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:30,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:59:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 2321 states and 5816 transitions. [2018-11-23 13:59:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 5816 transitions. [2018-11-23 13:59:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:30,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:59:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:31,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5820 states to 2323 states and 5820 transitions. [2018-11-23 13:59:31,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 5820 transitions. [2018-11-23 13:59:31,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:31,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5824 states to 2326 states and 5824 transitions. [2018-11-23 13:59:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 5824 transitions. [2018-11-23 13:59:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:31,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:59:31,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 2329 states and 5828 transitions. [2018-11-23 13:59:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 5828 transitions. [2018-11-23 13:59:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:59:31,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:59:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 2330 states and 5828 transitions. [2018-11-23 13:59:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 5828 transitions. [2018-11-23 13:59:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:31,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 2334 states and 5835 transitions. [2018-11-23 13:59:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 5835 transitions. [2018-11-23 13:59:32,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:32,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:33,216 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:33,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5842 states to 2338 states and 5842 transitions. [2018-11-23 13:59:33,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 5842 transitions. [2018-11-23 13:59:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:33,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:33,516 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 13:59:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:33,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5848 states to 2342 states and 5848 transitions. [2018-11-23 13:59:33,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 5848 transitions. [2018-11-23 13:59:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:33,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5852 states to 2346 states and 5852 transitions. [2018-11-23 13:59:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 5852 transitions. [2018-11-23 13:59:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:34,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:34,391 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 13:59:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:34,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5858 states to 2350 states and 5858 transitions. [2018-11-23 13:59:34,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 5858 transitions. [2018-11-23 13:59:34,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:34,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:59:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:34,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5858 states to 2351 states and 5858 transitions. [2018-11-23 13:59:34,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 5858 transitions. [2018-11-23 13:59:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:34,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:34,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5858 states to 2352 states and 5858 transitions. [2018-11-23 13:59:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 5858 transitions. [2018-11-23 13:59:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:59:34,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5859 states to 2353 states and 5859 transitions. [2018-11-23 13:59:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 5859 transitions. [2018-11-23 13:59:34,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:34,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:34,953 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 13:59:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5865 states to 2357 states and 5865 transitions. [2018-11-23 13:59:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 5865 transitions. [2018-11-23 13:59:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:35,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:59:35,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5870 states to 2358 states and 5870 transitions. [2018-11-23 13:59:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 5870 transitions. [2018-11-23 13:59:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:35,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:35,103 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 13:59:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 2362 states and 5876 transitions. [2018-11-23 13:59:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 5876 transitions. [2018-11-23 13:59:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:35,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:59:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:35,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 2363 states and 5876 transitions. [2018-11-23 13:59:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 5876 transitions. [2018-11-23 13:59:35,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:35,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 2364 states and 5876 transitions. [2018-11-23 13:59:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 5876 transitions. [2018-11-23 13:59:35,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:35,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:35,580 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:36,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5913 states to 2367 states and 5913 transitions. [2018-11-23 13:59:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 5913 transitions. [2018-11-23 13:59:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 13:59:36,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:59:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5913 states to 2368 states and 5913 transitions. [2018-11-23 13:59:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 5913 transitions. [2018-11-23 13:59:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:36,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:36,657 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 13:59:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:36,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 2371 states and 5917 transitions. [2018-11-23 13:59:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 5917 transitions. [2018-11-23 13:59:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:36,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:36,742 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:59:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 2372 states and 5922 transitions. [2018-11-23 13:59:36,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 5922 transitions. [2018-11-23 13:59:36,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:36,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:36,842 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 13:59:37,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:37,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 2373 states and 5922 transitions. [2018-11-23 13:59:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 5922 transitions. [2018-11-23 13:59:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:37,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:37,325 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5957 states to 2377 states and 5957 transitions. [2018-11-23 13:59:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 5957 transitions. [2018-11-23 13:59:38,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:38,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5988 states to 2380 states and 5988 transitions. [2018-11-23 13:59:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 5988 transitions. [2018-11-23 13:59:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:39,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:59:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6020 states to 2383 states and 6020 transitions. [2018-11-23 13:59:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 6020 transitions. [2018-11-23 13:59:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:40,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:59:40,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6023 states to 2385 states and 6023 transitions. [2018-11-23 13:59:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 6023 transitions. [2018-11-23 13:59:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:59:40,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:59:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6026 states to 2387 states and 6026 transitions. [2018-11-23 13:59:40,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 6026 transitions. [2018-11-23 13:59:40,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:59:40,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6040 states to 2396 states and 6040 transitions. [2018-11-23 13:59:40,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 6040 transitions. [2018-11-23 13:59:40,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:40,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6044 states to 2399 states and 6044 transitions. [2018-11-23 13:59:40,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 6044 transitions. [2018-11-23 13:59:40,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:59:40,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:40,921 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 13:59:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6048 states to 2402 states and 6048 transitions. [2018-11-23 13:59:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 6048 transitions. [2018-11-23 13:59:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:59:40,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:41,306 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 13:59:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 2403 states and 6053 transitions. [2018-11-23 13:59:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 6053 transitions. [2018-11-23 13:59:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:42,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 2404 states and 6053 transitions. [2018-11-23 13:59:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 6053 transitions. [2018-11-23 13:59:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:42,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:59:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 2405 states and 6053 transitions. [2018-11-23 13:59:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 6053 transitions. [2018-11-23 13:59:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:42,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:59:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 2406 states and 6053 transitions. [2018-11-23 13:59:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 6053 transitions. [2018-11-23 13:59:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:42,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:59:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 2407 states and 6053 transitions. [2018-11-23 13:59:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 6053 transitions. [2018-11-23 13:59:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:43,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:43,041 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:59:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6054 states to 2408 states and 6054 transitions. [2018-11-23 13:59:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 6054 transitions. [2018-11-23 13:59:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:59:43,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 13:59:43,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 2409 states and 6055 transitions. [2018-11-23 13:59:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 6055 transitions. [2018-11-23 13:59:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:43,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:43,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6069 states to 2418 states and 6069 transitions. [2018-11-23 13:59:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 6069 transitions. [2018-11-23 13:59:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:43,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:43,690 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 13:59:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 2421 states and 6073 transitions. [2018-11-23 13:59:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 6073 transitions. [2018-11-23 13:59:43,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:43,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:43,741 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 13:59:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6078 states to 2422 states and 6078 transitions. [2018-11-23 13:59:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 6078 transitions. [2018-11-23 13:59:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:59:44,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:45,076 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 13:59:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6083 states to 2426 states and 6083 transitions. [2018-11-23 13:59:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 6083 transitions. [2018-11-23 13:59:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:45,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:59:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6088 states to 2427 states and 6088 transitions. [2018-11-23 13:59:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 6088 transitions. [2018-11-23 13:59:45,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:45,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:45,936 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6092 states to 2431 states and 6092 transitions. [2018-11-23 13:59:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 6092 transitions. [2018-11-23 13:59:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:45,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6092 states to 2432 states and 6092 transitions. [2018-11-23 13:59:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 6092 transitions. [2018-11-23 13:59:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:46,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,209 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:59:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6092 states to 2433 states and 6092 transitions. [2018-11-23 13:59:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 6092 transitions. [2018-11-23 13:59:46,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:46,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:46,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6101 states to 2438 states and 6101 transitions. [2018-11-23 13:59:46,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 6101 transitions. [2018-11-23 13:59:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:46,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:59:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6124 states to 2450 states and 6124 transitions. [2018-11-23 13:59:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 6124 transitions. [2018-11-23 13:59:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:46,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:59:46,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6129 states to 2451 states and 6129 transitions. [2018-11-23 13:59:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 6129 transitions. [2018-11-23 13:59:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:46,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6133 states to 2453 states and 6133 transitions. [2018-11-23 13:59:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 6133 transitions. [2018-11-23 13:59:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:47,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:47,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6134 states to 2454 states and 6134 transitions. [2018-11-23 13:59:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 6134 transitions. [2018-11-23 13:59:47,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:47,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:48,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:48,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 2460 states and 6143 transitions. [2018-11-23 13:59:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 6143 transitions. [2018-11-23 13:59:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:48,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6146 states to 2462 states and 6146 transitions. [2018-11-23 13:59:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 6146 transitions. [2018-11-23 13:59:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:49,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:49,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6149 states to 2464 states and 6149 transitions. [2018-11-23 13:59:49,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 6149 transitions. [2018-11-23 13:59:49,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:49,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:59:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:50,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6151 states to 2466 states and 6151 transitions. [2018-11-23 13:59:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 6151 transitions. [2018-11-23 13:59:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:50,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:59:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:50,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6151 states to 2467 states and 6151 transitions. [2018-11-23 13:59:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 6151 transitions. [2018-11-23 13:59:50,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:50,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6164 states to 2472 states and 6164 transitions. [2018-11-23 13:59:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 6164 transitions. [2018-11-23 13:59:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 13:59:51,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6208 states to 2477 states and 6208 transitions. [2018-11-23 13:59:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 6208 transitions. [2018-11-23 13:59:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:59:52,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:52,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6222 states to 2486 states and 6222 transitions. [2018-11-23 13:59:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 6222 transitions. [2018-11-23 13:59:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:52,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:52,410 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:59:52,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 2489 states and 6226 transitions. [2018-11-23 13:59:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 6226 transitions. [2018-11-23 13:59:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:59:52,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:52,601 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 13:59:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:53,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6231 states to 2490 states and 6231 transitions. [2018-11-23 13:59:53,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 6231 transitions. [2018-11-23 13:59:53,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:59:53,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:53,352 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 13:59:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6232 states to 2491 states and 6232 transitions. [2018-11-23 13:59:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 6232 transitions. [2018-11-23 13:59:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:59:53,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6236 states to 2495 states and 6236 transitions. [2018-11-23 13:59:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 6236 transitions. [2018-11-23 13:59:53,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:53,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:59:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6237 states to 2496 states and 6237 transitions. [2018-11-23 13:59:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 6237 transitions. [2018-11-23 13:59:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:54,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:54,581 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 13:59:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 2501 states and 6244 transitions. [2018-11-23 13:59:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 6244 transitions. [2018-11-23 13:59:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:55,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:59:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 2502 states and 6244 transitions. [2018-11-23 13:59:55,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 6244 transitions. [2018-11-23 13:59:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:55,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:55,973 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:59:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 2503 states and 6244 transitions. [2018-11-23 13:59:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 6244 transitions. [2018-11-23 13:59:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:56,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:56,538 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 2504 states and 6244 transitions. [2018-11-23 13:59:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 6244 transitions. [2018-11-23 13:59:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:56,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 13:59:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:56,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 2505 states and 6244 transitions. [2018-11-23 13:59:56,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 6244 transitions. [2018-11-23 13:59:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:56,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6248 states to 2506 states and 6248 transitions. [2018-11-23 13:59:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 6248 transitions. [2018-11-23 13:59:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:57,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,258 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6249 states to 2507 states and 6249 transitions. [2018-11-23 13:59:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 6249 transitions. [2018-11-23 13:59:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:59:57,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:57,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6254 states to 2509 states and 6254 transitions. [2018-11-23 13:59:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 6254 transitions. [2018-11-23 13:59:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 13:59:57,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:59:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 2511 states and 6256 transitions. [2018-11-23 13:59:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 6256 transitions. [2018-11-23 13:59:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:57,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6262 states to 2514 states and 6262 transitions. [2018-11-23 13:59:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 6262 transitions. [2018-11-23 13:59:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:59:57,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 2517 states and 6274 transitions. [2018-11-23 13:59:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 6274 transitions. [2018-11-23 13:59:57,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:59:57,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,921 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 13:59:57,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6278 states to 2520 states and 6278 transitions. [2018-11-23 13:59:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 6278 transitions. [2018-11-23 13:59:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 13:59:57,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:57,977 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 13:59:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6279 states to 2521 states and 6279 transitions. [2018-11-23 13:59:58,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 6279 transitions. [2018-11-23 13:59:58,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:59:58,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:58,586 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6279 states to 2522 states and 6279 transitions. [2018-11-23 13:59:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 6279 transitions. [2018-11-23 13:59:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:59:58,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:59,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6283 states to 2526 states and 6283 transitions. [2018-11-23 13:59:59,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 6283 transitions. [2018-11-23 13:59:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:59:59,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,286 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 13:59:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6289 states to 2530 states and 6289 transitions. [2018-11-23 13:59:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 6289 transitions. [2018-11-23 13:59:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:59,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:59:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6289 states to 2531 states and 6289 transitions. [2018-11-23 13:59:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 6289 transitions. [2018-11-23 13:59:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:59:59,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:59:59,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6290 states to 2532 states and 6290 transitions. [2018-11-23 13:59:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 6290 transitions. [2018-11-23 13:59:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:59:59,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:59:59,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6290 states to 2533 states and 6290 transitions. [2018-11-23 13:59:59,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 6290 transitions. [2018-11-23 13:59:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:59,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:59:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6304 states to 2541 states and 6304 transitions. [2018-11-23 13:59:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 6304 transitions. [2018-11-23 13:59:59,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:59,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 13:59:59,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6305 states to 2542 states and 6305 transitions. [2018-11-23 13:59:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 6305 transitions. [2018-11-23 13:59:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:59,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:59:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:59:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:59:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:59:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6306 states to 2543 states and 6306 transitions. [2018-11-23 13:59:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 6306 transitions. [2018-11-23 13:59:59,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:59:59,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 14:00:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:00,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6311 states to 2546 states and 6311 transitions. [2018-11-23 14:00:00,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 6311 transitions. [2018-11-23 14:00:00,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 14:00:00,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 14:00:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6316 states to 2549 states and 6316 transitions. [2018-11-23 14:00:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 6316 transitions. [2018-11-23 14:00:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:00,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,636 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:00,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6318 states to 2551 states and 6318 transitions. [2018-11-23 14:00:00,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 6318 transitions. [2018-11-23 14:00:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 14:00:00,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6318 states to 2552 states and 6318 transitions. [2018-11-23 14:00:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 6318 transitions. [2018-11-23 14:00:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:00,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:00:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 2555 states and 6322 transitions. [2018-11-23 14:00:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 6322 transitions. [2018-11-23 14:00:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:00,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:00,835 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 14:00:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6323 states to 2556 states and 6323 transitions. [2018-11-23 14:00:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 6323 transitions. [2018-11-23 14:00:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:01,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:01,325 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 14:00:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:01,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6334 states to 2556 states and 6320 transitions. [2018-11-23 14:00:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 6320 transitions. [2018-11-23 14:00:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:01,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:01,374 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 14:00:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 2561 states and 6326 transitions. [2018-11-23 14:00:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 6326 transitions. [2018-11-23 14:00:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:01,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6344 states to 2565 states and 6330 transitions. [2018-11-23 14:00:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 6330 transitions. [2018-11-23 14:00:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:01,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:01,541 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 14:00:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 2569 states and 6336 transitions. [2018-11-23 14:00:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 6336 transitions. [2018-11-23 14:00:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:01,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:02,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 2565 states and 6324 transitions. [2018-11-23 14:00:02,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 6324 transitions. [2018-11-23 14:00:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:02,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6339 states to 2566 states and 6325 transitions. [2018-11-23 14:00:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 6325 transitions. [2018-11-23 14:00:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:02,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6326 states to 2563 states and 6312 transitions. [2018-11-23 14:00:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 6312 transitions. [2018-11-23 14:00:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:03,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 2567 states and 6316 transitions. [2018-11-23 14:00:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 6316 transitions. [2018-11-23 14:00:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:03,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:00:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6331 states to 2568 states and 6317 transitions. [2018-11-23 14:00:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 6317 transitions. [2018-11-23 14:00:03,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:03,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:03,475 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6335 states to 2570 states and 6321 transitions. [2018-11-23 14:00:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 6321 transitions. [2018-11-23 14:00:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:03,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:03,525 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:04,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 2573 states and 6326 transitions. [2018-11-23 14:00:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 6326 transitions. [2018-11-23 14:00:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:04,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6343 states to 2575 states and 6329 transitions. [2018-11-23 14:00:04,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 6329 transitions. [2018-11-23 14:00:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:04,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6345 states to 2577 states and 6331 transitions. [2018-11-23 14:00:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 6331 transitions. [2018-11-23 14:00:04,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:04,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6361 states to 2586 states and 6347 transitions. [2018-11-23 14:00:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 6347 transitions. [2018-11-23 14:00:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:04,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:00:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 2587 states and 6348 transitions. [2018-11-23 14:00:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 6348 transitions. [2018-11-23 14:00:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:04,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6363 states to 2588 states and 6349 transitions. [2018-11-23 14:00:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 6349 transitions. [2018-11-23 14:00:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:04,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:04,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6363 states to 2589 states and 6349 transitions. [2018-11-23 14:00:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 6349 transitions. [2018-11-23 14:00:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:00:04,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 2591 states and 6352 transitions. [2018-11-23 14:00:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 6352 transitions. [2018-11-23 14:00:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:04,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:04,820 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6367 states to 2592 states and 6353 transitions. [2018-11-23 14:00:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 6353 transitions. [2018-11-23 14:00:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:05,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:05,119 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:05,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6371 states to 2593 states and 6357 transitions. [2018-11-23 14:00:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 6357 transitions. [2018-11-23 14:00:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:05,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:05,973 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 14:00:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6377 states to 2598 states and 6363 transitions. [2018-11-23 14:00:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 6363 transitions. [2018-11-23 14:00:06,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:06,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:06,061 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 14:00:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2602 states and 6369 transitions. [2018-11-23 14:00:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 6369 transitions. [2018-11-23 14:00:06,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:06,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2603 states and 6369 transitions. [2018-11-23 14:00:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 6369 transitions. [2018-11-23 14:00:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:06,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2604 states and 6369 transitions. [2018-11-23 14:00:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 6369 transitions. [2018-11-23 14:00:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:06,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2605 states and 6369 transitions. [2018-11-23 14:00:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 6369 transitions. [2018-11-23 14:00:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:06,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2606 states and 6369 transitions. [2018-11-23 14:00:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 6369 transitions. [2018-11-23 14:00:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:06,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,001 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6386 states to 2609 states and 6372 transitions. [2018-11-23 14:00:07,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 6372 transitions. [2018-11-23 14:00:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:07,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6389 states to 2611 states and 6375 transitions. [2018-11-23 14:00:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 6375 transitions. [2018-11-23 14:00:07,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:07,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:07,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 2612 states and 6376 transitions. [2018-11-23 14:00:07,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 6376 transitions. [2018-11-23 14:00:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:00:07,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,608 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 47 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 2613 states and 6376 transitions. [2018-11-23 14:00:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 6376 transitions. [2018-11-23 14:00:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:07,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,659 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 14:00:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 2616 states and 6380 transitions. [2018-11-23 14:00:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 6380 transitions. [2018-11-23 14:00:07,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:07,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 2619 states and 6384 transitions. [2018-11-23 14:00:07,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 6384 transitions. [2018-11-23 14:00:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:00:07,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:11,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6442 states to 2627 states and 6428 transitions. [2018-11-23 14:00:11,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 6428 transitions. [2018-11-23 14:00:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:11,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,187 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 14:00:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6448 states to 2632 states and 6434 transitions. [2018-11-23 14:00:11,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 6434 transitions. [2018-11-23 14:00:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:11,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 2635 states and 6438 transitions. [2018-11-23 14:00:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 6438 transitions. [2018-11-23 14:00:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:00:11,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:00:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6456 states to 2638 states and 6442 transitions. [2018-11-23 14:00:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 6442 transitions. [2018-11-23 14:00:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:00:11,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 2642 states and 6448 transitions. [2018-11-23 14:00:11,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 6448 transitions. [2018-11-23 14:00:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:00:11,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 2643 states and 6448 transitions. [2018-11-23 14:00:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 6448 transitions. [2018-11-23 14:00:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:11,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,748 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 14:00:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 2647 states and 6454 transitions. [2018-11-23 14:00:11,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 6454 transitions. [2018-11-23 14:00:11,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 14:00:11,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:00:11,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:11,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 2650 states and 6458 transitions. [2018-11-23 14:00:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 6458 transitions. [2018-11-23 14:00:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:11,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:12,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 2659 states and 6472 transitions. [2018-11-23 14:00:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 6472 transitions. [2018-11-23 14:00:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 14:00:12,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:00:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6491 states to 2662 states and 6477 transitions. [2018-11-23 14:00:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 6477 transitions. [2018-11-23 14:00:13,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 14:00:13,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:00:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6492 states to 2663 states and 6478 transitions. [2018-11-23 14:00:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 6478 transitions. [2018-11-23 14:00:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 14:00:13,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:00:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6492 states to 2664 states and 6478 transitions. [2018-11-23 14:00:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 6478 transitions. [2018-11-23 14:00:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:13,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 2667 states and 6482 transitions. [2018-11-23 14:00:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 6482 transitions. [2018-11-23 14:00:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:13,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:13,998 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:00:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6497 states to 2668 states and 6483 transitions. [2018-11-23 14:00:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 6483 transitions. [2018-11-23 14:00:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:14,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 2669 states and 6487 transitions. [2018-11-23 14:00:15,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 6487 transitions. [2018-11-23 14:00:15,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:00:15,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:15,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6505 states to 2672 states and 6491 transitions. [2018-11-23 14:00:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 6491 transitions. [2018-11-23 14:00:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:15,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:00:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6509 states to 2676 states and 6495 transitions. [2018-11-23 14:00:15,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 6495 transitions. [2018-11-23 14:00:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:15,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,566 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 14:00:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6515 states to 2680 states and 6501 transitions. [2018-11-23 14:00:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 6501 transitions. [2018-11-23 14:00:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:15,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:00:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6515 states to 2681 states and 6501 transitions. [2018-11-23 14:00:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 6501 transitions. [2018-11-23 14:00:15,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:15,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,723 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6515 states to 2682 states and 6501 transitions. [2018-11-23 14:00:15,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 6501 transitions. [2018-11-23 14:00:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:15,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:00:15,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6515 states to 2683 states and 6501 transitions. [2018-11-23 14:00:15,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 6501 transitions. [2018-11-23 14:00:15,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:15,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6523 states to 2686 states and 6509 transitions. [2018-11-23 14:00:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 6509 transitions. [2018-11-23 14:00:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:16,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:16,391 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:19,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 2697 states and 6566 transitions. [2018-11-23 14:00:19,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 6566 transitions. [2018-11-23 14:00:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:19,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6629 states to 2703 states and 6615 transitions. [2018-11-23 14:00:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 6615 transitions. [2018-11-23 14:00:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:20,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6641 states to 2709 states and 6627 transitions. [2018-11-23 14:00:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 6627 transitions. [2018-11-23 14:00:21,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:00:21,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:21,274 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6692 states to 2718 states and 6678 transitions. [2018-11-23 14:00:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 6678 transitions. [2018-11-23 14:00:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:00:23,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:23,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6692 states to 2719 states and 6678 transitions. [2018-11-23 14:00:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 6678 transitions. [2018-11-23 14:00:23,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:00:23,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:23,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6692 states to 2720 states and 6678 transitions. [2018-11-23 14:00:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 6678 transitions. [2018-11-23 14:00:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:00:23,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 2722 states and 6680 transitions. [2018-11-23 14:00:23,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 6680 transitions. [2018-11-23 14:00:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:00:23,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6696 states to 2723 states and 6682 transitions. [2018-11-23 14:00:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 6682 transitions. [2018-11-23 14:00:23,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:23,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:00:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6697 states to 2724 states and 6683 transitions. [2018-11-23 14:00:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 6683 transitions. [2018-11-23 14:00:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:00:23,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:00:24,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6697 states to 2725 states and 6683 transitions. [2018-11-23 14:00:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 6683 transitions. [2018-11-23 14:00:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:24,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:24,070 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6698 states to 2726 states and 6684 transitions. [2018-11-23 14:00:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 6684 transitions. [2018-11-23 14:00:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:24,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:24,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6702 states to 2727 states and 6688 transitions. [2018-11-23 14:00:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 6688 transitions. [2018-11-23 14:00:24,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 14:00:24,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6706 states to 2730 states and 6692 transitions. [2018-11-23 14:00:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 6692 transitions. [2018-11-23 14:00:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:24,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:00:25,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6709 states to 2733 states and 6695 transitions. [2018-11-23 14:00:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 6695 transitions. [2018-11-23 14:00:25,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:25,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:00:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6713 states to 2737 states and 6699 transitions. [2018-11-23 14:00:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 6699 transitions. [2018-11-23 14:00:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:00:25,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,297 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 14:00:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6719 states to 2741 states and 6705 transitions. [2018-11-23 14:00:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 6705 transitions. [2018-11-23 14:00:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:25,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:00:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6724 states to 2742 states and 6710 transitions. [2018-11-23 14:00:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 6710 transitions. [2018-11-23 14:00:25,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 14:00:25,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6734 states to 2747 states and 6720 transitions. [2018-11-23 14:00:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 6720 transitions. [2018-11-23 14:00:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 14:00:25,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6739 states to 2750 states and 6725 transitions. [2018-11-23 14:00:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 6725 transitions. [2018-11-23 14:00:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 14:00:25,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6744 states to 2753 states and 6730 transitions. [2018-11-23 14:00:26,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 6730 transitions. [2018-11-23 14:00:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 14:00:26,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 14:00:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 2756 states and 6739 transitions. [2018-11-23 14:00:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 6739 transitions. [2018-11-23 14:00:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 14:00:27,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6758 states to 2758 states and 6743 transitions. [2018-11-23 14:00:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 6743 transitions. [2018-11-23 14:00:27,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:00:27,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6760 states to 2760 states and 6745 transitions. [2018-11-23 14:00:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 6745 transitions. [2018-11-23 14:00:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:27,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:27,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 2769 states and 6759 transitions. [2018-11-23 14:00:27,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 6759 transitions. [2018-11-23 14:00:27,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:27,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:28,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 2770 states and 6759 transitions. [2018-11-23 14:00:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 6759 transitions. [2018-11-23 14:00:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:28,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:00:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 2771 states and 6759 transitions. [2018-11-23 14:00:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 6759 transitions. [2018-11-23 14:00:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 14:00:28,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:28,113 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 14:00:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6775 states to 2772 states and 6760 transitions. [2018-11-23 14:00:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 6760 transitions. [2018-11-23 14:00:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 14:00:28,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:29,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6776 states to 2774 states and 6761 transitions. [2018-11-23 14:00:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 6761 transitions. [2018-11-23 14:00:29,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:29,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6778 states to 2776 states and 6763 transitions. [2018-11-23 14:00:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 6763 transitions. [2018-11-23 14:00:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:29,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6782 states to 2779 states and 6767 transitions. [2018-11-23 14:00:29,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 6767 transitions. [2018-11-23 14:00:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:29,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:00:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6776 states to 2777 states and 6761 transitions. [2018-11-23 14:00:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 6761 transitions. [2018-11-23 14:00:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:00:29,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:29,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 2777 states and 6759 transitions. [2018-11-23 14:00:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 6759 transitions. [2018-11-23 14:00:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:29,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:29,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 2778 states and 6759 transitions. [2018-11-23 14:00:29,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 6759 transitions. [2018-11-23 14:00:29,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 14:00:29,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:00:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6775 states to 2779 states and 6760 transitions. [2018-11-23 14:00:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 6760 transitions. [2018-11-23 14:00:29,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 14:00:29,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:30,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6776 states to 2781 states and 6761 transitions. [2018-11-23 14:00:30,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 6761 transitions. [2018-11-23 14:00:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 14:00:30,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:30,627 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:00:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6776 states to 2782 states and 6761 transitions. [2018-11-23 14:00:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 6761 transitions. [2018-11-23 14:00:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:30,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:30,743 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:00:30,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6788 states to 2789 states and 6773 transitions. [2018-11-23 14:00:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 6773 transitions. [2018-11-23 14:00:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:30,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:30,806 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 59 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:00:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6789 states to 2790 states and 6774 transitions. [2018-11-23 14:00:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 6774 transitions. [2018-11-23 14:00:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:31,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 14:00:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6796 states to 2792 states and 6781 transitions. [2018-11-23 14:00:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 6781 transitions. [2018-11-23 14:00:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:31,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:00:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6799 states to 2794 states and 6784 transitions. [2018-11-23 14:00:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 6784 transitions. [2018-11-23 14:00:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:31,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:32,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6801 states to 2796 states and 6786 transitions. [2018-11-23 14:00:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 6786 transitions. [2018-11-23 14:00:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:32,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 14:00:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6807 states to 2798 states and 6792 transitions. [2018-11-23 14:00:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 6792 transitions. [2018-11-23 14:00:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:32,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 25 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:00:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6811 states to 2800 states and 6796 transitions. [2018-11-23 14:00:33,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 6796 transitions. [2018-11-23 14:00:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:00:33,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:00:33,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:33,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6814 states to 2802 states and 6799 transitions. [2018-11-23 14:00:33,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 6799 transitions. [2018-11-23 14:00:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 14:00:33,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:33,325 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:00:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6816 states to 2804 states and 6801 transitions. [2018-11-23 14:00:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 6801 transitions. [2018-11-23 14:00:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:33,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:33,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6819 states to 2806 states and 6804 transitions. [2018-11-23 14:00:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 6804 transitions. [2018-11-23 14:00:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:33,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6819 states to 2807 states and 6804 transitions. [2018-11-23 14:00:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 6804 transitions. [2018-11-23 14:00:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:34,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:34,445 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 14:00:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6820 states to 2808 states and 6805 transitions. [2018-11-23 14:00:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 6805 transitions. [2018-11-23 14:00:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:34,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:34,765 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 14:00:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6821 states to 2809 states and 6806 transitions. [2018-11-23 14:00:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 6806 transitions. [2018-11-23 14:00:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:35,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6822 states to 2811 states and 6807 transitions. [2018-11-23 14:00:35,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 6807 transitions. [2018-11-23 14:00:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:35,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,425 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 14:00:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6827 states to 2815 states and 6812 transitions. [2018-11-23 14:00:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 6812 transitions. [2018-11-23 14:00:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 14:00:35,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6831 states to 2819 states and 6816 transitions. [2018-11-23 14:00:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 6816 transitions. [2018-11-23 14:00:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 14:00:35,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,626 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 14:00:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6837 states to 2823 states and 6822 transitions. [2018-11-23 14:00:35,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 6822 transitions. [2018-11-23 14:00:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:00:35,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:35,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6841 states to 2826 states and 6826 transitions. [2018-11-23 14:00:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 6826 transitions. [2018-11-23 14:00:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:00:35,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 2828 states and 6828 transitions. [2018-11-23 14:00:35,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 6828 transitions. [2018-11-23 14:00:35,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:00:35,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6845 states to 2830 states and 6830 transitions. [2018-11-23 14:00:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 6830 transitions. [2018-11-23 14:00:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 14:00:35,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:00:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6847 states to 2832 states and 6832 transitions. [2018-11-23 14:00:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 6832 transitions. [2018-11-23 14:00:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 14:00:36,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:00:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:36,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6858 states to 2837 states and 6843 transitions. [2018-11-23 14:00:36,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 6843 transitions. [2018-11-23 14:00:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 14:00:36,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:36,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6863 states to 2840 states and 6848 transitions. [2018-11-23 14:00:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 6848 transitions. [2018-11-23 14:00:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 14:00:36,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:37,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6864 states to 2842 states and 6849 transitions. [2018-11-23 14:00:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 6849 transitions. [2018-11-23 14:00:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:37,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:37,660 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 14:00:37,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6870 states to 2846 states and 6855 transitions. [2018-11-23 14:00:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 6855 transitions. [2018-11-23 14:00:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:00:37,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6873 states to 2848 states and 6858 transitions. [2018-11-23 14:00:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 6858 transitions. [2018-11-23 14:00:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:00:37,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:37,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6875 states to 2850 states and 6860 transitions. [2018-11-23 14:00:37,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 6860 transitions. [2018-11-23 14:00:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:00:37,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 2852 states and 6862 transitions. [2018-11-23 14:00:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 6862 transitions. [2018-11-23 14:00:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 14:00:37,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:38,000 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6882 states to 2855 states and 6867 transitions. [2018-11-23 14:00:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 6867 transitions. [2018-11-23 14:00:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 14:00:39,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6884 states to 2857 states and 6869 transitions. [2018-11-23 14:00:39,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 6869 transitions. [2018-11-23 14:00:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 14:00:39,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:00:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 2859 states and 6870 transitions. [2018-11-23 14:00:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 6870 transitions. [2018-11-23 14:00:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 14:00:39,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,682 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 14:00:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6891 states to 2863 states and 6876 transitions. [2018-11-23 14:00:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 6876 transitions. [2018-11-23 14:00:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:39,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 2865 states and 6879 transitions. [2018-11-23 14:00:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 6879 transitions. [2018-11-23 14:00:39,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:00:39,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 2866 states and 6880 transitions. [2018-11-23 14:00:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 6880 transitions. [2018-11-23 14:00:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:00:39,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:00:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6899 states to 2869 states and 6884 transitions. [2018-11-23 14:00:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 6884 transitions. [2018-11-23 14:00:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:00:40,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:00:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:40,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6903 states to 2872 states and 6888 transitions. [2018-11-23 14:00:40,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 6888 transitions. [2018-11-23 14:00:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:00:40,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6905 states to 2874 states and 6890 transitions. [2018-11-23 14:00:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 6890 transitions. [2018-11-23 14:00:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:00:40,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:40,548 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 14:00:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6905 states to 2875 states and 6890 transitions. [2018-11-23 14:00:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 6890 transitions. [2018-11-23 14:00:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:00:40,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:40,880 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6907 states to 2877 states and 6892 transitions. [2018-11-23 14:00:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 6892 transitions. [2018-11-23 14:00:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 14:00:40,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:00:41,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6918 states to 2881 states and 6903 transitions. [2018-11-23 14:00:41,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 6903 transitions. [2018-11-23 14:00:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:00:41,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:00:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6927 states to 2886 states and 6912 transitions. [2018-11-23 14:00:41,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 6912 transitions. [2018-11-23 14:00:41,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 14:00:41,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 14:00:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6931 states to 2889 states and 6916 transitions. [2018-11-23 14:00:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 6916 transitions. [2018-11-23 14:00:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:00:41,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:00:41,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 2890 states and 6917 transitions. [2018-11-23 14:00:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 6917 transitions. [2018-11-23 14:00:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:00:41,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:41,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6934 states to 2892 states and 6919 transitions. [2018-11-23 14:00:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 6919 transitions. [2018-11-23 14:00:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:00:41,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 2894 states and 6921 transitions. [2018-11-23 14:00:41,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 6921 transitions. [2018-11-23 14:00:41,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:00:41,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6938 states to 2896 states and 6923 transitions. [2018-11-23 14:00:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 6923 transitions. [2018-11-23 14:00:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:41,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 14:00:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6940 states to 2898 states and 6925 transitions. [2018-11-23 14:00:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 6925 transitions. [2018-11-23 14:00:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:00:42,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:42,552 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6946 states to 2903 states and 6931 transitions. [2018-11-23 14:00:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 6931 transitions. [2018-11-23 14:00:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:42,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:00:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6950 states to 2907 states and 6935 transitions. [2018-11-23 14:00:42,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 6935 transitions. [2018-11-23 14:00:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:00:42,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 2909 states and 6937 transitions. [2018-11-23 14:00:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 6937 transitions. [2018-11-23 14:00:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:00:42,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6954 states to 2911 states and 6939 transitions. [2018-11-23 14:00:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 6939 transitions. [2018-11-23 14:00:42,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:00:42,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6955 states to 2913 states and 6940 transitions. [2018-11-23 14:00:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 6940 transitions. [2018-11-23 14:00:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 14:00:43,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:43,052 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:00:43,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6955 states to 2914 states and 6940 transitions. [2018-11-23 14:00:43,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 6940 transitions. [2018-11-23 14:00:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 14:00:43,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:43,712 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6957 states to 2916 states and 6942 transitions. [2018-11-23 14:00:43,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 6942 transitions. [2018-11-23 14:00:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 14:00:43,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 2918 states and 6943 transitions. [2018-11-23 14:00:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 6943 transitions. [2018-11-23 14:00:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:43,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6963 states to 2920 states and 6948 transitions. [2018-11-23 14:00:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 6948 transitions. [2018-11-23 14:00:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:44,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6965 states to 2922 states and 6950 transitions. [2018-11-23 14:00:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 6950 transitions. [2018-11-23 14:00:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:44,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6967 states to 2924 states and 6952 transitions. [2018-11-23 14:00:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 6952 transitions. [2018-11-23 14:00:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:44,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:44,584 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:00:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:44,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6968 states to 2925 states and 6953 transitions. [2018-11-23 14:00:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 6953 transitions. [2018-11-23 14:00:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:44,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:44,639 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:00:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6971 states to 2927 states and 6956 transitions. [2018-11-23 14:00:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 6956 transitions. [2018-11-23 14:00:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:45,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7040 states to 2932 states and 7025 transitions. [2018-11-23 14:00:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 7025 transitions. [2018-11-23 14:00:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:48,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:00:50,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7045 states to 2935 states and 7030 transitions. [2018-11-23 14:00:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 7030 transitions. [2018-11-23 14:00:50,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:50,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7048 states to 2936 states and 7033 transitions. [2018-11-23 14:00:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 7033 transitions. [2018-11-23 14:00:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:50,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:51,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 2941 states and 7042 transitions. [2018-11-23 14:00:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 7042 transitions. [2018-11-23 14:00:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:51,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:00:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7085 states to 2943 states and 7070 transitions. [2018-11-23 14:00:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 7070 transitions. [2018-11-23 14:00:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:00:51,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:51,869 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 14:00:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7087 states to 2944 states and 7072 transitions. [2018-11-23 14:00:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 7072 transitions. [2018-11-23 14:00:52,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:00:52,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 14:00:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7089 states to 2945 states and 7074 transitions. [2018-11-23 14:00:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 7074 transitions. [2018-11-23 14:00:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:00:52,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7090 states to 2946 states and 7075 transitions. [2018-11-23 14:00:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 7075 transitions. [2018-11-23 14:00:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:52,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:00:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 2949 states and 7141 transitions. [2018-11-23 14:00:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 7141 transitions. [2018-11-23 14:00:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:54,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:00:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7161 states to 2952 states and 7146 transitions. [2018-11-23 14:00:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2952 states and 7146 transitions. [2018-11-23 14:00:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:00:55,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:55,601 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:00:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:56,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7164 states to 2954 states and 7149 transitions. [2018-11-23 14:00:56,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 7149 transitions. [2018-11-23 14:00:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:00:56,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:00:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7168 states to 2958 states and 7153 transitions. [2018-11-23 14:00:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 7153 transitions. [2018-11-23 14:00:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:56,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:56,393 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:00:57,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 2961 states and 7162 transitions. [2018-11-23 14:00:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 7162 transitions. [2018-11-23 14:00:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:00:57,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:00:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 2962 states and 7162 transitions. [2018-11-23 14:00:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 7162 transitions. [2018-11-23 14:00:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 14:00:57,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:00:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 2964 states and 7169 transitions. [2018-11-23 14:00:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 7169 transitions. [2018-11-23 14:00:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:00:57,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:00:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7192 states to 2966 states and 7176 transitions. [2018-11-23 14:00:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 7176 transitions. [2018-11-23 14:00:57,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 2967 states and 7177 transitions. [2018-11-23 14:00:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 7177 transitions. [2018-11-23 14:00:57,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:57,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7195 states to 2968 states and 7179 transitions. [2018-11-23 14:00:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 7179 transitions. [2018-11-23 14:00:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,797 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:00:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7197 states to 2970 states and 7181 transitions. [2018-11-23 14:00:57,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 7181 transitions. [2018-11-23 14:00:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,867 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:00:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 2972 states and 7182 transitions. [2018-11-23 14:00:57,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 7182 transitions. [2018-11-23 14:00:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:00:57,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:57,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7199 states to 2973 states and 7183 transitions. [2018-11-23 14:00:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 7183 transitions. [2018-11-23 14:00:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:57,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:58,025 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 14:00:58,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:58,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7200 states to 2974 states and 7184 transitions. [2018-11-23 14:00:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 7184 transitions. [2018-11-23 14:00:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:58,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:00:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:00:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 2979 states and 7196 transitions. [2018-11-23 14:00:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 7196 transitions. [2018-11-23 14:00:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:00:59,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:00:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:00:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7272 states to 2983 states and 7256 transitions. [2018-11-23 14:01:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 7256 transitions. [2018-11-23 14:01:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:00,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:01,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7272 states to 2984 states and 7256 transitions. [2018-11-23 14:01:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 7256 transitions. [2018-11-23 14:01:01,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:01,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:01,240 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:01,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7276 states to 2987 states and 7260 transitions. [2018-11-23 14:01:01,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 7260 transitions. [2018-11-23 14:01:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:01:01,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:02,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7286 states to 2989 states and 7270 transitions. [2018-11-23 14:01:02,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 7270 transitions. [2018-11-23 14:01:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:01:02,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 2991 states and 7314 transitions. [2018-11-23 14:01:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 7314 transitions. [2018-11-23 14:01:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:02,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:01:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 2992 states and 7314 transitions. [2018-11-23 14:01:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 7314 transitions. [2018-11-23 14:01:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:02,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:02,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7331 states to 2993 states and 7315 transitions. [2018-11-23 14:01:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 7315 transitions. [2018-11-23 14:01:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:02,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:02,972 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7332 states to 2994 states and 7316 transitions. [2018-11-23 14:01:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 7316 transitions. [2018-11-23 14:01:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:03,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7333 states to 2995 states and 7317 transitions. [2018-11-23 14:01:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 7317 transitions. [2018-11-23 14:01:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:01:03,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 38 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:03,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7336 states to 2997 states and 7320 transitions. [2018-11-23 14:01:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 7320 transitions. [2018-11-23 14:01:03,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 14:01:03,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:01:04,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7396 states to 3004 states and 7380 transitions. [2018-11-23 14:01:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 7380 transitions. [2018-11-23 14:01:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 14:01:04,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7396 states to 3005 states and 7380 transitions. [2018-11-23 14:01:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 7380 transitions. [2018-11-23 14:01:04,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 14:01:04,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7396 states to 3006 states and 7380 transitions. [2018-11-23 14:01:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 7380 transitions. [2018-11-23 14:01:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 14:01:04,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7396 states to 3007 states and 7380 transitions. [2018-11-23 14:01:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 7380 transitions. [2018-11-23 14:01:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:01:04,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:01:04,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7406 states to 3011 states and 7390 transitions. [2018-11-23 14:01:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 7390 transitions. [2018-11-23 14:01:04,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 14:01:04,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:05,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7413 states to 3014 states and 7397 transitions. [2018-11-23 14:01:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 7397 transitions. [2018-11-23 14:01:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:05,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7405 states to 3014 states and 7389 transitions. [2018-11-23 14:01:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 7389 transitions. [2018-11-23 14:01:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:05,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:01:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7410 states to 3016 states and 7394 transitions. [2018-11-23 14:01:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 7394 transitions. [2018-11-23 14:01:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:06,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:01:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7412 states to 3018 states and 7396 transitions. [2018-11-23 14:01:06,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 7396 transitions. [2018-11-23 14:01:06,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:06,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:01:07,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7416 states to 3021 states and 7400 transitions. [2018-11-23 14:01:07,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 7400 transitions. [2018-11-23 14:01:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:07,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:01:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7418 states to 3023 states and 7402 transitions. [2018-11-23 14:01:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 7402 transitions. [2018-11-23 14:01:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:08,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:01:08,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7418 states to 3024 states and 7402 transitions. [2018-11-23 14:01:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 7402 transitions. [2018-11-23 14:01:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:08,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7434 states to 3026 states and 7418 transitions. [2018-11-23 14:01:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 7418 transitions. [2018-11-23 14:01:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:08,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:01:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7466 states to 3028 states and 7450 transitions. [2018-11-23 14:01:09,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 7450 transitions. [2018-11-23 14:01:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 14:01:09,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7471 states to 3031 states and 7455 transitions. [2018-11-23 14:01:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 7455 transitions. [2018-11-23 14:01:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 14:01:10,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7477 states to 3034 states and 7461 transitions. [2018-11-23 14:01:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 7461 transitions. [2018-11-23 14:01:11,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:11,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:11,135 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7478 states to 3035 states and 7462 transitions. [2018-11-23 14:01:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 7462 transitions. [2018-11-23 14:01:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:11,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:01:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7484 states to 3039 states and 7468 transitions. [2018-11-23 14:01:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3039 states and 7468 transitions. [2018-11-23 14:01:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:01:12,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,045 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7488 states to 3042 states and 7472 transitions. [2018-11-23 14:01:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 7472 transitions. [2018-11-23 14:01:12,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:12,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,117 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 14:01:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7512 states to 3043 states and 7480 transitions. [2018-11-23 14:01:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 7480 transitions. [2018-11-23 14:01:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:12,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:01:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7514 states to 3045 states and 7482 transitions. [2018-11-23 14:01:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 7482 transitions. [2018-11-23 14:01:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7516 states to 3047 states and 7484 transitions. [2018-11-23 14:01:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 7484 transitions. [2018-11-23 14:01:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7521 states to 3049 states and 7489 transitions. [2018-11-23 14:01:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 7489 transitions. [2018-11-23 14:01:12,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,576 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7521 states to 3050 states and 7489 transitions. [2018-11-23 14:01:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 7489 transitions. [2018-11-23 14:01:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7524 states to 3052 states and 7492 transitions. [2018-11-23 14:01:12,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 7492 transitions. [2018-11-23 14:01:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,704 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7524 states to 3053 states and 7492 transitions. [2018-11-23 14:01:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 7492 transitions. [2018-11-23 14:01:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:12,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:13,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7524 states to 3054 states and 7492 transitions. [2018-11-23 14:01:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 7492 transitions. [2018-11-23 14:01:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:13,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 3057 states and 7495 transitions. [2018-11-23 14:01:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 7495 transitions. [2018-11-23 14:01:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:01:13,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7530 states to 3059 states and 7498 transitions. [2018-11-23 14:01:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 7498 transitions. [2018-11-23 14:01:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:01:14,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:14,159 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:01:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7552 states to 3061 states and 7520 transitions. [2018-11-23 14:01:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 7520 transitions. [2018-11-23 14:01:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:15,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7557 states to 3065 states and 7525 transitions. [2018-11-23 14:01:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 7525 transitions. [2018-11-23 14:01:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 14:01:15,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 14:01:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7566 states to 3069 states and 7534 transitions. [2018-11-23 14:01:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 7534 transitions. [2018-11-23 14:01:16,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:01:16,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:01:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7575 states to 3074 states and 7543 transitions. [2018-11-23 14:01:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 7543 transitions. [2018-11-23 14:01:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:01:16,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:01:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 3078 states and 7549 transitions. [2018-11-23 14:01:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 7549 transitions. [2018-11-23 14:01:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:01:17,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 42 proven. 12 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:01:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 3079 states and 7549 transitions. [2018-11-23 14:01:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 7549 transitions. [2018-11-23 14:01:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 14:01:17,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7585 states to 3082 states and 7553 transitions. [2018-11-23 14:01:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 7553 transitions. [2018-11-23 14:01:17,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:01:17,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 57 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:01:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7585 states to 3083 states and 7553 transitions. [2018-11-23 14:01:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 7553 transitions. [2018-11-23 14:01:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:17,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,651 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7589 states to 3085 states and 7557 transitions. [2018-11-23 14:01:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 7557 transitions. [2018-11-23 14:01:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:17,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7592 states to 3087 states and 7560 transitions. [2018-11-23 14:01:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 7560 transitions. [2018-11-23 14:01:17,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:17,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,805 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:17,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 3086 states and 7542 transitions. [2018-11-23 14:01:17,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 7542 transitions. [2018-11-23 14:01:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:17,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7579 states to 3089 states and 7547 transitions. [2018-11-23 14:01:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 7547 transitions. [2018-11-23 14:01:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:18,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:18,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 3091 states and 7549 transitions. [2018-11-23 14:01:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 7549 transitions. [2018-11-23 14:01:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:18,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 3092 states and 7549 transitions. [2018-11-23 14:01:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 7549 transitions. [2018-11-23 14:01:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:18,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 3093 states and 7549 transitions. [2018-11-23 14:01:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 7549 transitions. [2018-11-23 14:01:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:18,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7586 states to 3096 states and 7554 transitions. [2018-11-23 14:01:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 7554 transitions. [2018-11-23 14:01:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:01:18,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7586 states to 3097 states and 7554 transitions. [2018-11-23 14:01:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 7554 transitions. [2018-11-23 14:01:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:01:18,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:01:19,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7586 states to 3098 states and 7554 transitions. [2018-11-23 14:01:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 7554 transitions. [2018-11-23 14:01:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:19,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:01:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7592 states to 3102 states and 7560 transitions. [2018-11-23 14:01:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 7560 transitions. [2018-11-23 14:01:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:01:19,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7595 states to 3104 states and 7563 transitions. [2018-11-23 14:01:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 7563 transitions. [2018-11-23 14:01:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:01:19,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:01:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7595 states to 3105 states and 7563 transitions. [2018-11-23 14:01:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 7563 transitions. [2018-11-23 14:01:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:01:19,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 52 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:01:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7711 states to 3124 states and 7679 transitions. [2018-11-23 14:01:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 7679 transitions. [2018-11-23 14:01:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:01:26,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 38 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:26,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7711 states to 3125 states and 7679 transitions. [2018-11-23 14:01:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 7679 transitions. [2018-11-23 14:01:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:01:26,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:27,011 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 37 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:27,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7711 states to 3126 states and 7679 transitions. [2018-11-23 14:01:27,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 7679 transitions. [2018-11-23 14:01:27,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:01:27,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7788 states to 3134 states and 7756 transitions. [2018-11-23 14:01:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 7756 transitions. [2018-11-23 14:01:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:01:30,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7821 states to 3137 states and 7789 transitions. [2018-11-23 14:01:30,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 7789 transitions. [2018-11-23 14:01:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 14:01:30,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:30,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7822 states to 3138 states and 7790 transitions. [2018-11-23 14:01:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 7790 transitions. [2018-11-23 14:01:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:01:30,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7841 states to 3149 states and 7809 transitions. [2018-11-23 14:01:31,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 7809 transitions. [2018-11-23 14:01:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:31,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7823 states to 3148 states and 7791 transitions. [2018-11-23 14:01:31,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 7791 transitions. [2018-11-23 14:01:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:31,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:31,212 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7827 states to 3150 states and 7795 transitions. [2018-11-23 14:01:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 7795 transitions. [2018-11-23 14:01:31,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:31,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7829 states to 3151 states and 7797 transitions. [2018-11-23 14:01:31,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 7797 transitions. [2018-11-23 14:01:31,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:31,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 14:01:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7831 states to 3152 states and 7799 transitions. [2018-11-23 14:01:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 7799 transitions. [2018-11-23 14:01:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:32,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:01:32,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7834 states to 3154 states and 7802 transitions. [2018-11-23 14:01:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 7802 transitions. [2018-11-23 14:01:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:32,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:01:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:32,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7836 states to 3155 states and 7804 transitions. [2018-11-23 14:01:32,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3155 states and 7804 transitions. [2018-11-23 14:01:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:32,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:01:33,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7841 states to 3158 states and 7809 transitions. [2018-11-23 14:01:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 7809 transitions. [2018-11-23 14:01:33,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:01:33,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:33,214 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:01:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7843 states to 3160 states and 7811 transitions. [2018-11-23 14:01:33,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 7811 transitions. [2018-11-23 14:01:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:33,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7853 states to 3163 states and 7820 transitions. [2018-11-23 14:01:34,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 7820 transitions. [2018-11-23 14:01:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:34,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7853 states to 3164 states and 7820 transitions. [2018-11-23 14:01:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 7820 transitions. [2018-11-23 14:01:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:34,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7853 states to 3165 states and 7820 transitions. [2018-11-23 14:01:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 7820 transitions. [2018-11-23 14:01:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:01:34,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:01:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7863 states to 3168 states and 7829 transitions. [2018-11-23 14:01:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 7829 transitions. [2018-11-23 14:01:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:35,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 14:01:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7863 states to 3169 states and 7829 transitions. [2018-11-23 14:01:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 7829 transitions. [2018-11-23 14:01:36,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:36,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:36,664 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 29 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 14:01:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7910 states to 3178 states and 7876 transitions. [2018-11-23 14:01:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 7876 transitions. [2018-11-23 14:01:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:39,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 29 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 14:01:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:41,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7972 states to 3183 states and 7938 transitions. [2018-11-23 14:01:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 7938 transitions. [2018-11-23 14:01:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:41,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 14:01:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7981 states to 3187 states and 7947 transitions. [2018-11-23 14:01:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 7947 transitions. [2018-11-23 14:01:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:44,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 14:01:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7982 states to 3188 states and 7948 transitions. [2018-11-23 14:01:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 7948 transitions. [2018-11-23 14:01:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:45,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 14:01:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:45,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7984 states to 3190 states and 7950 transitions. [2018-11-23 14:01:45,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 7950 transitions. [2018-11-23 14:01:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:45,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 14:01:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8009 states to 3192 states and 7975 transitions. [2018-11-23 14:01:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 7975 transitions. [2018-11-23 14:01:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:01:46,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 14:01:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:47,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 3194 states and 7992 transitions. [2018-11-23 14:01:47,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 7992 transitions. [2018-11-23 14:01:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:47,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:01:48,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:48,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8043 states to 3202 states and 8009 transitions. [2018-11-23 14:01:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 8009 transitions. [2018-11-23 14:01:48,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:48,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8046 states to 3204 states and 8012 transitions. [2018-11-23 14:01:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 8012 transitions. [2018-11-23 14:01:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:49,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8048 states to 3205 states and 8014 transitions. [2018-11-23 14:01:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 8014 transitions. [2018-11-23 14:01:50,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:01:50,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:01:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8051 states to 3207 states and 8017 transitions. [2018-11-23 14:01:50,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 8017 transitions. [2018-11-23 14:01:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:01:50,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:01:50,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8052 states to 3208 states and 8018 transitions. [2018-11-23 14:01:50,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 8018 transitions. [2018-11-23 14:01:50,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:01:50,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,514 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:01:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8065 states to 3211 states and 8030 transitions. [2018-11-23 14:01:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 8030 transitions. [2018-11-23 14:01:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:01:50,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8084 states to 3222 states and 8049 transitions. [2018-11-23 14:01:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 8049 transitions. [2018-11-23 14:01:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:50,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:01:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8084 states to 3223 states and 8049 transitions. [2018-11-23 14:01:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 8049 transitions. [2018-11-23 14:01:50,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:01:50,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8065 states to 3222 states and 8030 transitions. [2018-11-23 14:01:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 8030 transitions. [2018-11-23 14:01:50,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:01:50,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 3224 states and 8032 transitions. [2018-11-23 14:01:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 8032 transitions. [2018-11-23 14:01:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:01:51,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8071 states to 3227 states and 8036 transitions. [2018-11-23 14:01:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 8036 transitions. [2018-11-23 14:01:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:01:51,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,211 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:51,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8071 states to 3228 states and 8036 transitions. [2018-11-23 14:01:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 8036 transitions. [2018-11-23 14:01:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:51,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:01:51,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8071 states to 3229 states and 8036 transitions. [2018-11-23 14:01:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 8036 transitions. [2018-11-23 14:01:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:51,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 14:01:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8075 states to 3231 states and 8040 transitions. [2018-11-23 14:01:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 8040 transitions. [2018-11-23 14:01:51,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:51,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 14:01:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:52,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8080 states to 3233 states and 8045 transitions. [2018-11-23 14:01:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 8045 transitions. [2018-11-23 14:01:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:52,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:52,512 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:01:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8089 states to 3238 states and 8054 transitions. [2018-11-23 14:01:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 8054 transitions. [2018-11-23 14:01:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:01:52,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:01:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8091 states to 3239 states and 8056 transitions. [2018-11-23 14:01:53,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 8056 transitions. [2018-11-23 14:01:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:01:53,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8093 states to 3240 states and 8058 transitions. [2018-11-23 14:01:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 3240 states and 8058 transitions. [2018-11-23 14:01:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 14:01:53,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:01:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:53,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8099 states to 3245 states and 8064 transitions. [2018-11-23 14:01:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 8064 transitions. [2018-11-23 14:01:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 14:01:53,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:01:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:53,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8103 states to 3247 states and 8068 transitions. [2018-11-23 14:01:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 8068 transitions. [2018-11-23 14:01:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:01:54,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:01:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:54,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8103 states to 3248 states and 8068 transitions. [2018-11-23 14:01:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 8068 transitions. [2018-11-23 14:01:54,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:54,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:54,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:54,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8122 states to 3259 states and 8087 transitions. [2018-11-23 14:01:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 8087 transitions. [2018-11-23 14:01:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:54,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:54,335 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:01:55,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8126 states to 3261 states and 8091 transitions. [2018-11-23 14:01:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 8091 transitions. [2018-11-23 14:01:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:55,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:01:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:55,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8129 states to 3263 states and 8094 transitions. [2018-11-23 14:01:55,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 8094 transitions. [2018-11-23 14:01:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:01:55,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:01:56,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:56,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8132 states to 3265 states and 8097 transitions. [2018-11-23 14:01:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3265 states and 8097 transitions. [2018-11-23 14:01:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:56,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:01:57,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8135 states to 3267 states and 8100 transitions. [2018-11-23 14:01:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 8100 transitions. [2018-11-23 14:01:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:01:57,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8137 states to 3269 states and 8102 transitions. [2018-11-23 14:01:57,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 8102 transitions. [2018-11-23 14:01:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:57,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:01:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8138 states to 3270 states and 8103 transitions. [2018-11-23 14:01:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 8103 transitions. [2018-11-23 14:01:57,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:57,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:01:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8139 states to 3271 states and 8104 transitions. [2018-11-23 14:01:57,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 8104 transitions. [2018-11-23 14:01:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:01:57,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:01:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8146 states to 3273 states and 8111 transitions. [2018-11-23 14:01:59,100 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 8111 transitions. [2018-11-23 14:01:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:59,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:59,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8148 states to 3275 states and 8113 transitions. [2018-11-23 14:01:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 8113 transitions. [2018-11-23 14:01:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:59,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8129 states to 3274 states and 8094 transitions. [2018-11-23 14:01:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 8094 transitions. [2018-11-23 14:01:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:01:59,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:01:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8131 states to 3276 states and 8096 transitions. [2018-11-23 14:01:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 8096 transitions. [2018-11-23 14:01:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:59,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8135 states to 3279 states and 8100 transitions. [2018-11-23 14:01:59,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 8100 transitions. [2018-11-23 14:01:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:59,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,565 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:01:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8116 states to 3278 states and 8081 transitions. [2018-11-23 14:01:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 8081 transitions. [2018-11-23 14:01:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:59,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:01:59,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:01:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8119 states to 3280 states and 8084 transitions. [2018-11-23 14:01:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 8084 transitions. [2018-11-23 14:01:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:01:59,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:01:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:01:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:02:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:00,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8120 states to 3281 states and 8085 transitions. [2018-11-23 14:02:00,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 8085 transitions. [2018-11-23 14:02:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:00,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:02:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8127 states to 3283 states and 8092 transitions. [2018-11-23 14:02:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 8092 transitions. [2018-11-23 14:02:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:02:01,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8127 states to 3284 states and 8092 transitions. [2018-11-23 14:02:01,247 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 8092 transitions. [2018-11-23 14:02:01,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:02:01,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8131 states to 3286 states and 8096 transitions. [2018-11-23 14:02:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 8096 transitions. [2018-11-23 14:02:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:02:02,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:02,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8132 states to 3287 states and 8097 transitions. [2018-11-23 14:02:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 8097 transitions. [2018-11-23 14:02:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:02:02,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:02,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8132 states to 3288 states and 8097 transitions. [2018-11-23 14:02:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 8097 transitions. [2018-11-23 14:02:02,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:02,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 60 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:02:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8177 states to 3297 states and 8142 transitions. [2018-11-23 14:02:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 8142 transitions. [2018-11-23 14:02:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:06,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:02:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8185 states to 3303 states and 8150 transitions. [2018-11-23 14:02:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 8150 transitions. [2018-11-23 14:02:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 14:02:07,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:02:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:07,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8187 states to 3305 states and 8152 transitions. [2018-11-23 14:02:07,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 8152 transitions. [2018-11-23 14:02:07,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:07,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8223 states to 3312 states and 8188 transitions. [2018-11-23 14:02:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 8188 transitions. [2018-11-23 14:02:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:09,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:11,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8281 states to 3318 states and 8246 transitions. [2018-11-23 14:02:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 3318 states and 8246 transitions. [2018-11-23 14:02:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:11,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8282 states to 3319 states and 8247 transitions. [2018-11-23 14:02:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 8247 transitions. [2018-11-23 14:02:11,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:11,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:11,715 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:11,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8282 states to 3320 states and 8247 transitions. [2018-11-23 14:02:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 8247 transitions. [2018-11-23 14:02:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:11,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8283 states to 3321 states and 8248 transitions. [2018-11-23 14:02:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3321 states and 8248 transitions. [2018-11-23 14:02:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:11,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:11,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8306 states to 3323 states and 8271 transitions. [2018-11-23 14:02:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 8271 transitions. [2018-11-23 14:02:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:11,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:02:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8306 states to 3324 states and 8271 transitions. [2018-11-23 14:02:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 8271 transitions. [2018-11-23 14:02:12,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:02:12,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:02:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8308 states to 3326 states and 8273 transitions. [2018-11-23 14:02:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 8273 transitions. [2018-11-23 14:02:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:02:12,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:02:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8310 states to 3328 states and 8275 transitions. [2018-11-23 14:02:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 8275 transitions. [2018-11-23 14:02:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:12,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:02:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:13,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8312 states to 3330 states and 8277 transitions. [2018-11-23 14:02:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 8277 transitions. [2018-11-23 14:02:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:13,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 14:02:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8394 states to 3339 states and 8359 transitions. [2018-11-23 14:02:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 8359 transitions. [2018-11-23 14:02:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:15,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:15,154 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8394 states to 3340 states and 8359 transitions. [2018-11-23 14:02:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 8359 transitions. [2018-11-23 14:02:15,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:15,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:15,259 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8394 states to 3341 states and 8359 transitions. [2018-11-23 14:02:15,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 8359 transitions. [2018-11-23 14:02:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:15,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8394 states to 3342 states and 8359 transitions. [2018-11-23 14:02:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 8359 transitions. [2018-11-23 14:02:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:15,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:16,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8399 states to 3346 states and 8364 transitions. [2018-11-23 14:02:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 8364 transitions. [2018-11-23 14:02:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:02:16,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8405 states to 3350 states and 8370 transitions. [2018-11-23 14:02:17,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 8370 transitions. [2018-11-23 14:02:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:02:17,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:02:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8409 states to 3352 states and 8374 transitions. [2018-11-23 14:02:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 8374 transitions. [2018-11-23 14:02:18,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 14:02:18,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 59 proven. 11 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 14:02:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:19,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8415 states to 3357 states and 8380 transitions. [2018-11-23 14:02:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8380 transitions. [2018-11-23 14:02:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:02:19,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:19,203 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 25 proven. 35 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:02:19,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8416 states to 3359 states and 8381 transitions. [2018-11-23 14:02:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 8381 transitions. [2018-11-23 14:02:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 14:02:19,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:20,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8424 states to 3362 states and 8389 transitions. [2018-11-23 14:02:20,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 8389 transitions. [2018-11-23 14:02:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 14:02:20,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 41 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8427 states to 3365 states and 8392 transitions. [2018-11-23 14:02:21,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 8392 transitions. [2018-11-23 14:02:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 14:02:21,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8429 states to 3367 states and 8394 transitions. [2018-11-23 14:02:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8394 transitions. [2018-11-23 14:02:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 14:02:21,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 41 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:02:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8432 states to 3370 states and 8397 transitions. [2018-11-23 14:02:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 8397 transitions. [2018-11-23 14:02:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 14:02:21,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:02:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8435 states to 3370 states and 8396 transitions. [2018-11-23 14:02:22,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 8396 transitions. [2018-11-23 14:02:22,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:22,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:02:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8437 states to 3372 states and 8398 transitions. [2018-11-23 14:02:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 8398 transitions. [2018-11-23 14:02:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:22,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:02:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8439 states to 3374 states and 8400 transitions. [2018-11-23 14:02:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 8400 transitions. [2018-11-23 14:02:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:22,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:22,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8444 states to 3377 states and 8405 transitions. [2018-11-23 14:02:22,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 8405 transitions. [2018-11-23 14:02:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:22,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8449 states to 3380 states and 8410 transitions. [2018-11-23 14:02:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 8410 transitions. [2018-11-23 14:02:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:02:23,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:02:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8451 states to 3382 states and 8412 transitions. [2018-11-23 14:02:23,232 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 8412 transitions. [2018-11-23 14:02:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:02:23,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:02:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8453 states to 3384 states and 8414 transitions. [2018-11-23 14:02:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3384 states and 8414 transitions. [2018-11-23 14:02:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:02:23,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:02:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8443 states to 3382 states and 8404 transitions. [2018-11-23 14:02:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 8404 transitions. [2018-11-23 14:02:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:02:23,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:02:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8439 states to 3382 states and 8400 transitions. [2018-11-23 14:02:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 8400 transitions. [2018-11-23 14:02:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:02:23,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:02:23,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8429 states to 3380 states and 8390 transitions. [2018-11-23 14:02:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 8390 transitions. [2018-11-23 14:02:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:02:23,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:02:23,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8425 states to 3380 states and 8386 transitions. [2018-11-23 14:02:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 8386 transitions. [2018-11-23 14:02:23,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:23,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8430 states to 3383 states and 8391 transitions. [2018-11-23 14:02:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 8391 transitions. [2018-11-23 14:02:24,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:02:24,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:02:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:24,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8431 states to 3384 states and 8392 transitions. [2018-11-23 14:02:24,112 INFO L276 IsEmpty]: Start isEmpty. Operand 3384 states and 8392 transitions. [2018-11-23 14:02:24,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 14:02:24,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 68 proven. 8 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 14:02:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8432 states to 3385 states and 8393 transitions. [2018-11-23 14:02:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 8393 transitions. [2018-11-23 14:02:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:02:24,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8436 states to 3389 states and 8397 transitions. [2018-11-23 14:02:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 8397 transitions. [2018-11-23 14:02:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 14:02:24,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8440 states to 3393 states and 8401 transitions. [2018-11-23 14:02:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3393 states and 8401 transitions. [2018-11-23 14:02:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:24,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8449 states to 3398 states and 8410 transitions. [2018-11-23 14:02:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 8410 transitions. [2018-11-23 14:02:26,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:26,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:27,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8455 states to 3402 states and 8416 transitions. [2018-11-23 14:02:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 8416 transitions. [2018-11-23 14:02:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:27,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:29,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8459 states to 3405 states and 8420 transitions. [2018-11-23 14:02:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 8420 transitions. [2018-11-23 14:02:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 14:02:29,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 58 proven. 11 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:02:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8459 states to 3406 states and 8420 transitions. [2018-11-23 14:02:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 8420 transitions. [2018-11-23 14:02:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:29,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8460 states to 3407 states and 8421 transitions. [2018-11-23 14:02:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 8421 transitions. [2018-11-23 14:02:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:29,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:29,756 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8461 states to 3408 states and 8422 transitions. [2018-11-23 14:02:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 8422 transitions. [2018-11-23 14:02:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 14:02:30,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8462 states to 3409 states and 8423 transitions. [2018-11-23 14:02:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 8423 transitions. [2018-11-23 14:02:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:02:31,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:02:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8465 states to 3412 states and 8426 transitions. [2018-11-23 14:02:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 8426 transitions. [2018-11-23 14:02:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:02:31,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:02:31,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8468 states to 3415 states and 8429 transitions. [2018-11-23 14:02:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3415 states and 8429 transitions. [2018-11-23 14:02:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:02:31,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8471 states to 3417 states and 8432 transitions. [2018-11-23 14:02:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 8432 transitions. [2018-11-23 14:02:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:02:31,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:31,827 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8475 states to 3420 states and 8436 transitions. [2018-11-23 14:02:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 8436 transitions. [2018-11-23 14:02:31,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:02:31,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:02:31,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:31,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8477 states to 3422 states and 8438 transitions. [2018-11-23 14:02:31,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 8438 transitions. [2018-11-23 14:02:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:02:32,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:02:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8542 states to 3435 states and 8503 transitions. [2018-11-23 14:02:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3435 states and 8503 transitions. [2018-11-23 14:02:39,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:02:39,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:02:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:39,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8574 states to 3438 states and 8535 transitions. [2018-11-23 14:02:39,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 8535 transitions. [2018-11-23 14:02:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:02:39,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:02:43,178 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-11-23 14:02:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8643 states to 3446 states and 8604 transitions. [2018-11-23 14:02:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 8604 transitions. [2018-11-23 14:02:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:02:43,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:02:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:45,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8701 states to 3451 states and 8662 transitions. [2018-11-23 14:02:45,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3451 states and 8662 transitions. [2018-11-23 14:02:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:02:45,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:02:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8766 states to 3459 states and 8727 transitions. [2018-11-23 14:02:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3459 states and 8727 transitions. [2018-11-23 14:02:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:47,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:02:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8766 states to 3460 states and 8727 transitions. [2018-11-23 14:02:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 8727 transitions. [2018-11-23 14:02:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:47,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:48,011 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:02:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:48,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8766 states to 3461 states and 8727 transitions. [2018-11-23 14:02:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 8727 transitions. [2018-11-23 14:02:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:02:48,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:02:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8772 states to 3465 states and 8733 transitions. [2018-11-23 14:02:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 8733 transitions. [2018-11-23 14:02:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:48,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 14:02:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8789 states to 3473 states and 8750 transitions. [2018-11-23 14:02:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 8750 transitions. [2018-11-23 14:02:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 14:02:50,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 48 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:02:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8793 states to 3475 states and 8754 transitions. [2018-11-23 14:02:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 8754 transitions. [2018-11-23 14:02:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 14:02:50,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:02:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8798 states to 3477 states and 8759 transitions. [2018-11-23 14:02:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 8759 transitions. [2018-11-23 14:02:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:50,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:02:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8802 states to 3480 states and 8763 transitions. [2018-11-23 14:02:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 8763 transitions. [2018-11-23 14:02:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:51,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8802 states to 3481 states and 8763 transitions. [2018-11-23 14:02:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3481 states and 8763 transitions. [2018-11-23 14:02:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 14:02:51,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:02:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8803 states to 3482 states and 8764 transitions. [2018-11-23 14:02:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 8764 transitions. [2018-11-23 14:02:52,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 14:02:52,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:02:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:57,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8865 states to 3496 states and 8826 transitions. [2018-11-23 14:02:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 8826 transitions. [2018-11-23 14:02:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 14:02:57,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:02:58,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8897 states to 3499 states and 8858 transitions. [2018-11-23 14:02:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 8858 transitions. [2018-11-23 14:02:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:58,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8898 states to 3500 states and 8859 transitions. [2018-11-23 14:02:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 8859 transitions. [2018-11-23 14:02:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:58,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8898 states to 3501 states and 8859 transitions. [2018-11-23 14:02:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3501 states and 8859 transitions. [2018-11-23 14:02:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:02:59,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:02:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8899 states to 3502 states and 8860 transitions. [2018-11-23 14:02:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3502 states and 8860 transitions. [2018-11-23 14:02:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 41 proven. 13 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:02:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8903 states to 3505 states and 8864 transitions. [2018-11-23 14:02:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 8864 transitions. [2018-11-23 14:02:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:02:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8906 states to 3507 states and 8867 transitions. [2018-11-23 14:02:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 8867 transitions. [2018-11-23 14:02:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8911 states to 3510 states and 8872 transitions. [2018-11-23 14:02:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 8872 transitions. [2018-11-23 14:02:59,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8912 states to 3511 states and 8873 transitions. [2018-11-23 14:02:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 8873 transitions. [2018-11-23 14:02:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:02:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8915 states to 3513 states and 8876 transitions. [2018-11-23 14:02:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 8876 transitions. [2018-11-23 14:02:59,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:02:59,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:02:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:02:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:02:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:02:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8917 states to 3515 states and 8878 transitions. [2018-11-23 14:02:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 8878 transitions. [2018-11-23 14:02:59,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 14:02:59,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:03:00,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8919 states to 3517 states and 8880 transitions. [2018-11-23 14:03:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 8880 transitions. [2018-11-23 14:03:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:03:00,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8923 states to 3520 states and 8884 transitions. [2018-11-23 14:03:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 8884 transitions. [2018-11-23 14:03:00,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:03:00,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:03:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8926 states to 3522 states and 8887 transitions. [2018-11-23 14:03:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 8887 transitions. [2018-11-23 14:03:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:03:00,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 14:03:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8926 states to 3523 states and 8887 transitions. [2018-11-23 14:03:00,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 8887 transitions. [2018-11-23 14:03:00,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:03:00,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 14:03:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8926 states to 3524 states and 8887 transitions. [2018-11-23 14:03:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 8887 transitions. [2018-11-23 14:03:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:03:00,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:03:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8935 states to 3529 states and 8896 transitions. [2018-11-23 14:03:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3529 states and 8896 transitions. [2018-11-23 14:03:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:03:02,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:03:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8939 states to 3532 states and 8900 transitions. [2018-11-23 14:03:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 8900 transitions. [2018-11-23 14:03:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:03:02,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:03:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8943 states to 3535 states and 8904 transitions. [2018-11-23 14:03:02,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 8904 transitions. [2018-11-23 14:03:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:03:02,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:03:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8957 states to 3544 states and 8918 transitions. [2018-11-23 14:03:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 8918 transitions. [2018-11-23 14:03:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:03:04,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:03:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8959 states to 3546 states and 8920 transitions. [2018-11-23 14:03:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 8920 transitions. [2018-11-23 14:03:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:03:04,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:03:04,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8971 states to 3550 states and 8932 transitions. [2018-11-23 14:03:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3550 states and 8932 transitions. [2018-11-23 14:03:05,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:03:05,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 47 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:03:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8974 states to 3551 states and 8935 transitions. [2018-11-23 14:03:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 8935 transitions. [2018-11-23 14:03:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:03:05,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:03:06,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8985 states to 3553 states and 8946 transitions. [2018-11-23 14:03:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 8946 transitions. [2018-11-23 14:03:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:03:06,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:03:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8996 states to 3555 states and 8957 transitions. [2018-11-23 14:03:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 8957 transitions. [2018-11-23 14:03:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:03:07,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:03:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9001 states to 3559 states and 8962 transitions. [2018-11-23 14:03:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 8962 transitions. [2018-11-23 14:03:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 14:03:08,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 25 proven. 40 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9009 states to 3565 states and 8970 transitions. [2018-11-23 14:03:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 8970 transitions. [2018-11-23 14:03:09,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:03:09,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 14:03:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9009 states to 3566 states and 8970 transitions. [2018-11-23 14:03:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 8970 transitions. [2018-11-23 14:03:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:03:09,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:09,538 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 28 proven. 50 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:03:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9016 states to 3571 states and 8977 transitions. [2018-11-23 14:03:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 8977 transitions. [2018-11-23 14:03:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:03:10,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 14:03:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9019 states to 3573 states and 8980 transitions. [2018-11-23 14:03:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 8980 transitions. [2018-11-23 14:03:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:03:10,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 28 proven. 50 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:03:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:11,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9026 states to 3578 states and 8987 transitions. [2018-11-23 14:03:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 8987 transitions. [2018-11-23 14:03:11,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:03:11,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 28 proven. 50 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:03:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9027 states to 3579 states and 8988 transitions. [2018-11-23 14:03:11,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 8988 transitions. [2018-11-23 14:03:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 14:03:11,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:11,847 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:03:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9031 states to 3583 states and 8992 transitions. [2018-11-23 14:03:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3583 states and 8992 transitions. [2018-11-23 14:03:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 14:03:11,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:03:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:12,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9044 states to 3591 states and 9005 transitions. [2018-11-23 14:03:12,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3591 states and 9005 transitions. [2018-11-23 14:03:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 14:03:12,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:03:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9051 states to 3593 states and 9012 transitions. [2018-11-23 14:03:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 9012 transitions. [2018-11-23 14:03:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 14:03:13,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 62 proven. 11 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 14:03:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9053 states to 3596 states and 9014 transitions. [2018-11-23 14:03:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 9014 transitions. [2018-11-23 14:03:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 14:03:13,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:13,677 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:03:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:14,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9055 states to 3598 states and 9016 transitions. [2018-11-23 14:03:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3598 states and 9016 transitions. [2018-11-23 14:03:14,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 14:03:14,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 14:03:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:14,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9069 states to 3607 states and 9030 transitions. [2018-11-23 14:03:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3607 states and 9030 transitions. [2018-11-23 14:03:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 14:03:14,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:14,774 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:03:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9073 states to 3611 states and 9034 transitions. [2018-11-23 14:03:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 9034 transitions. [2018-11-23 14:03:15,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 14:03:15,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 14:03:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9073 states to 3612 states and 9034 transitions. [2018-11-23 14:03:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3612 states and 9034 transitions. [2018-11-23 14:03:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:03:15,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:03:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9078 states to 3615 states and 9039 transitions. [2018-11-23 14:03:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3615 states and 9039 transitions. [2018-11-23 14:03:15,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:03:15,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:16,000 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:03:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:16,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9081 states to 3618 states and 9042 transitions. [2018-11-23 14:03:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 9042 transitions. [2018-11-23 14:03:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:16,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:03:16,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9081 states to 3619 states and 9042 transitions. [2018-11-23 14:03:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 9042 transitions. [2018-11-23 14:03:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:16,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9085 states to 3622 states and 9046 transitions. [2018-11-23 14:03:17,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3622 states and 9046 transitions. [2018-11-23 14:03:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:17,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 42 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:03:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9080 states to 3623 states and 9041 transitions. [2018-11-23 14:03:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 9041 transitions. [2018-11-23 14:03:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:17,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:17,735 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:03:17,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9083 states to 3625 states and 9044 transitions. [2018-11-23 14:03:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9044 transitions. [2018-11-23 14:03:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:17,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:17,819 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:03:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9084 states to 3626 states and 9045 transitions. [2018-11-23 14:03:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 9045 transitions. [2018-11-23 14:03:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:17,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:03:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:18,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9087 states to 3628 states and 9048 transitions. [2018-11-23 14:03:18,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3628 states and 9048 transitions. [2018-11-23 14:03:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:18,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:03:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9088 states to 3629 states and 9049 transitions. [2018-11-23 14:03:18,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 9049 transitions. [2018-11-23 14:03:18,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:18,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9150 states to 3633 states and 9111 transitions. [2018-11-23 14:03:20,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3633 states and 9111 transitions. [2018-11-23 14:03:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:20,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:20,714 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 3634 states and 9114 transitions. [2018-11-23 14:03:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3634 states and 9114 transitions. [2018-11-23 14:03:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:21,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9163 states to 3637 states and 9123 transitions. [2018-11-23 14:03:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 9123 transitions. [2018-11-23 14:03:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:22,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:22,819 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:23,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9173 states to 3640 states and 9132 transitions. [2018-11-23 14:03:23,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3640 states and 9132 transitions. [2018-11-23 14:03:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:23,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9174 states to 3641 states and 9133 transitions. [2018-11-23 14:03:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9133 transitions. [2018-11-23 14:03:24,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 14:03:24,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:24,782 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:03:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9175 states to 3642 states and 9134 transitions. [2018-11-23 14:03:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3642 states and 9134 transitions. [2018-11-23 14:03:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:24,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:03:26,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9232 states to 3645 states and 9191 transitions. [2018-11-23 14:03:26,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 9191 transitions. [2018-11-23 14:03:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:26,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:03:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9275 states to 3648 states and 9234 transitions. [2018-11-23 14:03:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 9234 transitions. [2018-11-23 14:03:28,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:28,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:03:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9304 states to 3651 states and 9263 transitions. [2018-11-23 14:03:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3651 states and 9263 transitions. [2018-11-23 14:03:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:29,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:03:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9305 states to 3652 states and 9264 transitions. [2018-11-23 14:03:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 9264 transitions. [2018-11-23 14:03:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:30,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:31,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9310 states to 3655 states and 9269 transitions. [2018-11-23 14:03:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 9269 transitions. [2018-11-23 14:03:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:31,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:03:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9310 states to 3656 states and 9269 transitions. [2018-11-23 14:03:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 9269 transitions. [2018-11-23 14:03:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:31,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9315 states to 3659 states and 9274 transitions. [2018-11-23 14:03:32,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 9274 transitions. [2018-11-23 14:03:32,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:03:32,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:03:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9315 states to 3660 states and 9274 transitions. [2018-11-23 14:03:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 9274 transitions. [2018-11-23 14:03:32,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 14:03:32,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:03:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:32,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9322 states to 3665 states and 9281 transitions. [2018-11-23 14:03:32,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 9281 transitions. [2018-11-23 14:03:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 14:03:32,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-23 14:03:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9322 states to 3666 states and 9281 transitions. [2018-11-23 14:03:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3666 states and 9281 transitions. [2018-11-23 14:03:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 14:03:33,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-23 14:03:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:34,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9322 states to 3667 states and 9281 transitions. [2018-11-23 14:03:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3667 states and 9281 transitions. [2018-11-23 14:03:34,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:34,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9358 states to 3672 states and 9317 transitions. [2018-11-23 14:03:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3672 states and 9317 transitions. [2018-11-23 14:03:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:37,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:03:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9362 states to 3675 states and 9321 transitions. [2018-11-23 14:03:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 9321 transitions. [2018-11-23 14:03:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:37,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:38,303 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:39,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9396 states to 3678 states and 9355 transitions. [2018-11-23 14:03:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 9355 transitions. [2018-11-23 14:03:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:39,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:03:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9397 states to 3679 states and 9356 transitions. [2018-11-23 14:03:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3679 states and 9356 transitions. [2018-11-23 14:03:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:39,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:42,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9463 states to 3687 states and 9422 transitions. [2018-11-23 14:03:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 9422 transitions. [2018-11-23 14:03:42,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:03:42,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:42,991 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:03:43,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:43,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9464 states to 3688 states and 9423 transitions. [2018-11-23 14:03:43,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 9423 transitions. [2018-11-23 14:03:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 14:03:43,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:43,081 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9493 states to 3697 states and 9450 transitions. [2018-11-23 14:03:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 9450 transitions. [2018-11-23 14:03:44,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 14:03:44,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9561 states to 3705 states and 9518 transitions. [2018-11-23 14:03:47,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 9518 transitions. [2018-11-23 14:03:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 14:03:47,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:47,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9561 states to 3706 states and 9518 transitions. [2018-11-23 14:03:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3706 states and 9518 transitions. [2018-11-23 14:03:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:03:48,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:03:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9581 states to 3717 states and 9538 transitions. [2018-11-23 14:03:49,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3717 states and 9538 transitions. [2018-11-23 14:03:49,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:03:49,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:03:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9582 states to 3718 states and 9539 transitions. [2018-11-23 14:03:49,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9539 transitions. [2018-11-23 14:03:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 14:03:49,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:49,683 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:49,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9586 states to 3721 states and 9543 transitions. [2018-11-23 14:03:49,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 9543 transitions. [2018-11-23 14:03:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 14:03:49,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:03:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9587 states to 3722 states and 9544 transitions. [2018-11-23 14:03:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 9544 transitions. [2018-11-23 14:03:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 14:03:50,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 14:03:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9589 states to 3724 states and 9546 transitions. [2018-11-23 14:03:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9546 transitions. [2018-11-23 14:03:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 14:03:52,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:03:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9589 states to 3725 states and 9546 transitions. [2018-11-23 14:03:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 9546 transitions. [2018-11-23 14:03:52,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:03:52,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:03:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:52,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9590 states to 3726 states and 9547 transitions. [2018-11-23 14:03:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3726 states and 9547 transitions. [2018-11-23 14:03:52,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 14:03:52,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:53,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9590 states to 3727 states and 9547 transitions. [2018-11-23 14:03:53,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 9547 transitions. [2018-11-23 14:03:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:03:53,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:03:53,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9594 states to 3730 states and 9551 transitions. [2018-11-23 14:03:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 9551 transitions. [2018-11-23 14:03:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 14:03:53,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:53,549 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:03:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:53,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9596 states to 3732 states and 9553 transitions. [2018-11-23 14:03:53,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 9553 transitions. [2018-11-23 14:03:53,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 14:03:53,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:03:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9598 states to 3734 states and 9555 transitions. [2018-11-23 14:03:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 9555 transitions. [2018-11-23 14:03:53,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:03:53,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:03:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9601 states to 3736 states and 9558 transitions. [2018-11-23 14:03:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 9558 transitions. [2018-11-23 14:03:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:03:53,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:53,970 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9608 states to 3738 states and 9565 transitions. [2018-11-23 14:03:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 9565 transitions. [2018-11-23 14:03:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:03:55,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:03:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9615 states to 3740 states and 9572 transitions. [2018-11-23 14:03:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 9572 transitions. [2018-11-23 14:03:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 14:03:56,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:03:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:03:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9627 states to 3744 states and 9584 transitions. [2018-11-23 14:03:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 9584 transitions. [2018-11-23 14:03:58,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 14:03:58,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:03:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:03:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:04:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9643 states to 3752 states and 9600 transitions. [2018-11-23 14:04:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 9600 transitions. [2018-11-23 14:04:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:04:00,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:00,564 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:04:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9647 states to 3755 states and 9604 transitions. [2018-11-23 14:04:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 9604 transitions. [2018-11-23 14:04:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 14:04:00,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 14:04:00,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9649 states to 3757 states and 9606 transitions. [2018-11-23 14:04:00,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 9606 transitions. [2018-11-23 14:04:00,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 14:04:00,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:04:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9650 states to 3758 states and 9607 transitions. [2018-11-23 14:04:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 9607 transitions. [2018-11-23 14:04:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 14:04:00,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:00,833 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:04:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:01,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9651 states to 3759 states and 9608 transitions. [2018-11-23 14:04:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 9608 transitions. [2018-11-23 14:04:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:04:01,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:02,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:02,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9657 states to 3762 states and 9614 transitions. [2018-11-23 14:04:02,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3762 states and 9614 transitions. [2018-11-23 14:04:02,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:04:02,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 3764 states and 9616 transitions. [2018-11-23 14:04:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 9616 transitions. [2018-11-23 14:04:03,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:04:03,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9661 states to 3766 states and 9618 transitions. [2018-11-23 14:04:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 9618 transitions. [2018-11-23 14:04:03,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 14:04:03,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 3768 states and 9620 transitions. [2018-11-23 14:04:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 9620 transitions. [2018-11-23 14:04:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 14:04:03,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9666 states to 3770 states and 9623 transitions. [2018-11-23 14:04:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 9623 transitions. [2018-11-23 14:04:03,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 14:04:03,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-23 14:04:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9668 states to 3772 states and 9625 transitions. [2018-11-23 14:04:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3772 states and 9625 transitions. [2018-11-23 14:04:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:03,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,536 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9670 states to 3774 states and 9627 transitions. [2018-11-23 14:04:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 9627 transitions. [2018-11-23 14:04:03,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 14:04:03,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,652 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9672 states to 3776 states and 9629 transitions. [2018-11-23 14:04:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 9629 transitions. [2018-11-23 14:04:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:03,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9674 states to 3778 states and 9631 transitions. [2018-11-23 14:04:03,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3778 states and 9631 transitions. [2018-11-23 14:04:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 14:04:03,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:04:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9688 states to 3787 states and 9645 transitions. [2018-11-23 14:04:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 9645 transitions. [2018-11-23 14:04:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:03,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9690 states to 3789 states and 9647 transitions. [2018-11-23 14:04:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3789 states and 9647 transitions. [2018-11-23 14:04:04,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 14:04:04,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:04,125 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 14:04:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9704 states to 3798 states and 9661 transitions. [2018-11-23 14:04:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3798 states and 9661 transitions. [2018-11-23 14:04:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:04:04,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:04,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9707 states to 3801 states and 9664 transitions. [2018-11-23 14:04:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 9664 transitions. [2018-11-23 14:04:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:04:04,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:04,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 3805 states and 9668 transitions. [2018-11-23 14:04:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 9668 transitions. [2018-11-23 14:04:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 14:04:04,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9714 states to 3808 states and 9671 transitions. [2018-11-23 14:04:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 9671 transitions. [2018-11-23 14:04:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 14:04:05,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 3811 states and 9675 transitions. [2018-11-23 14:04:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3811 states and 9675 transitions. [2018-11-23 14:04:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 14:04:05,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 14:04:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9722 states to 3814 states and 9679 transitions. [2018-11-23 14:04:05,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3814 states and 9679 transitions. [2018-11-23 14:04:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 14:04:05,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:04:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9726 states to 3817 states and 9683 transitions. [2018-11-23 14:04:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3817 states and 9683 transitions. [2018-11-23 14:04:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:04:05,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 14:04:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9727 states to 3818 states and 9684 transitions. [2018-11-23 14:04:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 9684 transitions. [2018-11-23 14:04:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 14:04:05,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 14:04:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9730 states to 3821 states and 9687 transitions. [2018-11-23 14:04:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 9687 transitions. [2018-11-23 14:04:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:04:05,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:04:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9738 states to 3825 states and 9695 transitions. [2018-11-23 14:04:05,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3825 states and 9695 transitions. [2018-11-23 14:04:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:04:05,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:04:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9739 states to 3826 states and 9696 transitions. [2018-11-23 14:04:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 9696 transitions. [2018-11-23 14:04:05,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 14:04:05,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:05,895 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:04:06,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9727 states to 3824 states and 9684 transitions. [2018-11-23 14:04:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 9684 transitions. [2018-11-23 14:04:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 14:04:06,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9729 states to 3826 states and 9686 transitions. [2018-11-23 14:04:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 9686 transitions. [2018-11-23 14:04:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 14:04:06,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 14:04:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9728 states to 3826 states and 9685 transitions. [2018-11-23 14:04:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 9685 transitions. [2018-11-23 14:04:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:04:06,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:04:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9732 states to 3829 states and 9689 transitions. [2018-11-23 14:04:06,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 9689 transitions. [2018-11-23 14:04:06,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:04:06,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 14:04:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9736 states to 3832 states and 9693 transitions. [2018-11-23 14:04:06,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3832 states and 9693 transitions. [2018-11-23 14:04:06,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:06,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 14:04:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9736 states to 3833 states and 9693 transitions. [2018-11-23 14:04:06,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 9693 transitions. [2018-11-23 14:04:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:06,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:06,880 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 14:04:06,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9738 states to 3835 states and 9695 transitions. [2018-11-23 14:04:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 9695 transitions. [2018-11-23 14:04:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:06,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 14:04:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:07,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9738 states to 3836 states and 9695 transitions. [2018-11-23 14:04:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 9695 transitions. [2018-11-23 14:04:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:04:07,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:07,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:08,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9741 states to 3839 states and 9698 transitions. [2018-11-23 14:04:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 9698 transitions. [2018-11-23 14:04:08,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 14:04:08,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:04:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:08,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9744 states to 3841 states and 9701 transitions. [2018-11-23 14:04:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 3841 states and 9701 transitions. [2018-11-23 14:04:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:08,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:04:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:08,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9746 states to 3843 states and 9703 transitions. [2018-11-23 14:04:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 9703 transitions. [2018-11-23 14:04:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:08,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:08,448 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 14:04:08,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9748 states to 3845 states and 9705 transitions. [2018-11-23 14:04:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 9705 transitions. [2018-11-23 14:04:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:08,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:09,550 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 14:04:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9750 states to 3847 states and 9707 transitions. [2018-11-23 14:04:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 9707 transitions. [2018-11-23 14:04:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:04:10,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9752 states to 3849 states and 9709 transitions. [2018-11-23 14:04:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 9709 transitions. [2018-11-23 14:04:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:10,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:10,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9754 states to 3851 states and 9711 transitions. [2018-11-23 14:04:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 9711 transitions. [2018-11-23 14:04:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 14:04:10,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:04:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9758 states to 3854 states and 9715 transitions. [2018-11-23 14:04:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3854 states and 9715 transitions. [2018-11-23 14:04:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 14:04:10,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9762 states to 3857 states and 9719 transitions. [2018-11-23 14:04:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 9719 transitions. [2018-11-23 14:04:11,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 14:04:11,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 14:04:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9766 states to 3860 states and 9723 transitions. [2018-11-23 14:04:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 9723 transitions. [2018-11-23 14:04:11,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:04:11,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 14:04:11,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:11,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9768 states to 3862 states and 9725 transitions. [2018-11-23 14:04:11,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3862 states and 9725 transitions. [2018-11-23 14:04:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:11,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:11,383 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 14:04:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9783 states to 3864 states and 9728 transitions. [2018-11-23 14:04:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 9728 transitions. [2018-11-23 14:04:15,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 14:04:15,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9785 states to 3866 states and 9730 transitions. [2018-11-23 14:04:15,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3866 states and 9730 transitions. [2018-11-23 14:04:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 14:04:15,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 14:04:15,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9790 states to 3870 states and 9735 transitions. [2018-11-23 14:04:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3870 states and 9735 transitions. [2018-11-23 14:04:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 14:04:15,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,552 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9792 states to 3872 states and 9737 transitions. [2018-11-23 14:04:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 9737 transitions. [2018-11-23 14:04:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 14:04:15,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9795 states to 3875 states and 9740 transitions. [2018-11-23 14:04:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3875 states and 9740 transitions. [2018-11-23 14:04:15,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 14:04:15,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 14:04:15,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9797 states to 3877 states and 9742 transitions. [2018-11-23 14:04:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 9742 transitions. [2018-11-23 14:04:15,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:15,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 14:04:15,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9799 states to 3879 states and 9744 transitions. [2018-11-23 14:04:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 9744 transitions. [2018-11-23 14:04:16,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:04:16,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9801 states to 3881 states and 9746 transitions. [2018-11-23 14:04:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 9746 transitions. [2018-11-23 14:04:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:04:16,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 14:04:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9803 states to 3883 states and 9748 transitions. [2018-11-23 14:04:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 9748 transitions. [2018-11-23 14:04:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 14:04:16,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 14:04:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9808 states to 3887 states and 9753 transitions. [2018-11-23 14:04:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 9753 transitions. [2018-11-23 14:04:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:04:16,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:16,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9810 states to 3889 states and 9755 transitions. [2018-11-23 14:04:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 9755 transitions. [2018-11-23 14:04:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:04:16,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:04:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9812 states to 3891 states and 9757 transitions. [2018-11-23 14:04:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3891 states and 9757 transitions. [2018-11-23 14:04:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:16,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:17,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9826 states to 3900 states and 9771 transitions. [2018-11-23 14:04:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3900 states and 9771 transitions. [2018-11-23 14:04:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:04:17,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:17,227 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:17,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9840 states to 3909 states and 9785 transitions. [2018-11-23 14:04:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 9785 transitions. [2018-11-23 14:04:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 14:04:17,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 14:04:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 3911 states and 9787 transitions. [2018-11-23 14:04:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 9787 transitions. [2018-11-23 14:04:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 14:04:17,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 14:04:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9844 states to 3913 states and 9789 transitions. [2018-11-23 14:04:17,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 9789 transitions. [2018-11-23 14:04:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:04:17,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9859 states to 3922 states and 9804 transitions. [2018-11-23 14:04:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 9804 transitions. [2018-11-23 14:04:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 14:04:20,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 14:04:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9864 states to 3926 states and 9809 transitions. [2018-11-23 14:04:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 3926 states and 9809 transitions. [2018-11-23 14:04:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 14:04:20,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:20,992 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9868 states to 3929 states and 9813 transitions. [2018-11-23 14:04:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 9813 transitions. [2018-11-23 14:04:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 14:04:21,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9872 states to 3932 states and 9817 transitions. [2018-11-23 14:04:21,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3932 states and 9817 transitions. [2018-11-23 14:04:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:21,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9873 states to 3933 states and 9818 transitions. [2018-11-23 14:04:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 9818 transitions. [2018-11-23 14:04:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 14:04:21,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 14:04:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9874 states to 3934 states and 9819 transitions. [2018-11-23 14:04:21,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3934 states and 9819 transitions. [2018-11-23 14:04:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:21,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:21,598 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 14:04:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9876 states to 3936 states and 9821 transitions. [2018-11-23 14:04:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 9821 transitions. [2018-11-23 14:04:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:21,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:21,680 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9891 states to 3945 states and 9836 transitions. [2018-11-23 14:04:24,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3945 states and 9836 transitions. [2018-11-23 14:04:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 14:04:24,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 14:04:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9894 states to 3948 states and 9839 transitions. [2018-11-23 14:04:24,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 9839 transitions. [2018-11-23 14:04:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 14:04:24,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-23 14:04:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:24,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9895 states to 3949 states and 9840 transitions. [2018-11-23 14:04:24,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3949 states and 9840 transitions. [2018-11-23 14:04:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 14:04:24,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:24,877 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9910 states to 3958 states and 9855 transitions. [2018-11-23 14:04:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3958 states and 9855 transitions. [2018-11-23 14:04:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:04:27,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:27,938 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 14:04:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9912 states to 3960 states and 9857 transitions. [2018-11-23 14:04:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 9857 transitions. [2018-11-23 14:04:27,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:27,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 14:04:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9914 states to 3962 states and 9859 transitions. [2018-11-23 14:04:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 9859 transitions. [2018-11-23 14:04:28,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:28,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 29 proven. 32 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 14:04:33,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9932 states to 3964 states and 9869 transitions. [2018-11-23 14:04:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 9869 transitions. [2018-11-23 14:04:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:04:33,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9934 states to 3966 states and 9871 transitions. [2018-11-23 14:04:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3966 states and 9871 transitions. [2018-11-23 14:04:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 14:04:33,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:33,678 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 14:04:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9936 states to 3968 states and 9873 transitions. [2018-11-23 14:04:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 9873 transitions. [2018-11-23 14:04:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:33,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:04:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:43,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10064 states to 3983 states and 10001 transitions. [2018-11-23 14:04:43,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10001 transitions. [2018-11-23 14:04:43,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:43,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 14:04:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10067 states to 3984 states and 10004 transitions. [2018-11-23 14:04:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10004 transitions. [2018-11-23 14:04:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 14:04:44,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 14:04:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:46,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10092 states to 3988 states and 10029 transitions. [2018-11-23 14:04:46,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10029 transitions. [2018-11-23 14:04:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:46,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:46,215 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 14:04:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10105 states to 3991 states and 10042 transitions. [2018-11-23 14:04:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 10042 transitions. [2018-11-23 14:04:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 14:04:48,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:48,307 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10107 states to 3993 states and 10044 transitions. [2018-11-23 14:04:48,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 10044 transitions. [2018-11-23 14:04:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 14:04:48,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:48,404 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 14:04:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10109 states to 3995 states and 10046 transitions. [2018-11-23 14:04:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 10046 transitions. [2018-11-23 14:04:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:04:48,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:48,524 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:04:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10113 states to 3998 states and 10050 transitions. [2018-11-23 14:04:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10050 transitions. [2018-11-23 14:04:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:04:48,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:04:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:48,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10117 states to 4001 states and 10054 transitions. [2018-11-23 14:04:48,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 10054 transitions. [2018-11-23 14:04:48,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 14:04:48,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:48,945 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:04:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10127 states to 4004 states and 10058 transitions. [2018-11-23 14:04:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 10058 transitions. [2018-11-23 14:04:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 14:04:51,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,107 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 14:04:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10130 states to 4007 states and 10061 transitions. [2018-11-23 14:04:51,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4007 states and 10061 transitions. [2018-11-23 14:04:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:04:51,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 14:04:51,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10133 states to 4010 states and 10064 transitions. [2018-11-23 14:04:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 10064 transitions. [2018-11-23 14:04:51,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:04:51,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:51,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10135 states to 4012 states and 10066 transitions. [2018-11-23 14:04:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 4012 states and 10066 transitions. [2018-11-23 14:04:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 14:04:51,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,451 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:04:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10137 states to 4014 states and 10068 transitions. [2018-11-23 14:04:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 10068 transitions. [2018-11-23 14:04:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 14:04:51,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 14:04:51,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10139 states to 4016 states and 10070 transitions. [2018-11-23 14:04:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 10070 transitions. [2018-11-23 14:04:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 14:04:51,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 25 proven. 45 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 14:04:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:51,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10140 states to 4017 states and 10071 transitions. [2018-11-23 14:04:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 10071 transitions. [2018-11-23 14:04:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 14:04:51,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:53,513 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 14:04:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10190 states to 4027 states and 10121 transitions. [2018-11-23 14:04:58,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 10121 transitions. [2018-11-23 14:04:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 14:04:58,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 14:04:58,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10193 states to 4030 states and 10124 transitions. [2018-11-23 14:04:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 10124 transitions. [2018-11-23 14:04:58,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 14:04:58,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 14:04:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10197 states to 4033 states and 10128 transitions. [2018-11-23 14:04:58,881 INFO L276 IsEmpty]: Start isEmpty. Operand 4033 states and 10128 transitions. [2018-11-23 14:04:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:04:58,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 14:04:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 4035 states and 10130 transitions. [2018-11-23 14:04:59,061 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 10130 transitions. [2018-11-23 14:04:59,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 14:04:59,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 14:04:59,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 4036 states and 10130 transitions. [2018-11-23 14:04:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 4036 states and 10130 transitions. [2018-11-23 14:04:59,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 14:04:59,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 14:04:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 4037 states and 10130 transitions. [2018-11-23 14:04:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 10130 transitions. [2018-11-23 14:04:59,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 14:04:59,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-23 14:04:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 4038 states and 10130 transitions. [2018-11-23 14:04:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 10130 transitions. [2018-11-23 14:04:59,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 14:04:59,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 14:04:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 4039 states and 10130 transitions. [2018-11-23 14:04:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 4039 states and 10130 transitions. [2018-11-23 14:04:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 14:04:59,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 14:04:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10201 states to 4041 states and 10132 transitions. [2018-11-23 14:04:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4041 states and 10132 transitions. [2018-11-23 14:04:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 14:04:59,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 14:04:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 4043 states and 10134 transitions. [2018-11-23 14:04:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 4043 states and 10134 transitions. [2018-11-23 14:04:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 14:04:59,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:04:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:04:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 14:04:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:04:59,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10208 states to 4047 states and 10139 transitions. [2018-11-23 14:04:59,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 10139 transitions. [2018-11-23 14:04:59,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 14:04:59,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:05:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10210 states to 4049 states and 10141 transitions. [2018-11-23 14:05:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 10141 transitions. [2018-11-23 14:05:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:05:00,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:05:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10212 states to 4051 states and 10143 transitions. [2018-11-23 14:05:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 4051 states and 10143 transitions. [2018-11-23 14:05:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:05:00,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:05:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10217 states to 4055 states and 10148 transitions. [2018-11-23 14:05:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 10148 transitions. [2018-11-23 14:05:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 14:05:02,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 65 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:05:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10319 states to 4072 states and 10250 transitions. [2018-11-23 14:05:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4072 states and 10250 transitions. [2018-11-23 14:05:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 14:05:11,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 65 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:05:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:14,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10368 states to 4081 states and 10299 transitions. [2018-11-23 14:05:14,738 INFO L276 IsEmpty]: Start isEmpty. Operand 4081 states and 10299 transitions. [2018-11-23 14:05:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 14:05:14,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 65 proven. 13 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 14:05:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10390 states to 4090 states and 10321 transitions. [2018-11-23 14:05:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 10321 transitions. [2018-11-23 14:05:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 14:05:19,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:05:23,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10400 states to 4093 states and 10331 transitions. [2018-11-23 14:05:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 10331 transitions. [2018-11-23 14:05:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 14:05:23,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:05:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10405 states to 4096 states and 10336 transitions. [2018-11-23 14:05:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 4096 states and 10336 transitions. [2018-11-23 14:05:25,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:05:25,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:25,496 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 14:05:25,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10406 states to 4097 states and 10337 transitions. [2018-11-23 14:05:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 10337 transitions. [2018-11-23 14:05:25,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:05:25,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 26 proven. 22 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:05:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:26,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10417 states to 4099 states and 10348 transitions. [2018-11-23 14:05:26,756 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 10348 transitions. [2018-11-23 14:05:26,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:05:26,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 14:05:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:26,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10419 states to 4101 states and 10350 transitions. [2018-11-23 14:05:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 10350 transitions. [2018-11-23 14:05:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 14:05:26,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:05:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:30,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10434 states to 4110 states and 10365 transitions. [2018-11-23 14:05:30,349 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 10365 transitions. [2018-11-23 14:05:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 14:05:30,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 14:05:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10446 states to 4112 states and 10377 transitions. [2018-11-23 14:05:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 10377 transitions. [2018-11-23 14:05:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 14:05:30,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 14:05:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:30,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10449 states to 4115 states and 10380 transitions. [2018-11-23 14:05:30,740 INFO L276 IsEmpty]: Start isEmpty. Operand 4115 states and 10380 transitions. [2018-11-23 14:05:30,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 14:05:30,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 14:05:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10451 states to 4117 states and 10382 transitions. [2018-11-23 14:05:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 10382 transitions. [2018-11-23 14:05:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 14:05:30,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 14:05:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10453 states to 4119 states and 10384 transitions. [2018-11-23 14:05:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 10384 transitions. [2018-11-23 14:05:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 14:05:31,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 14:05:31,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10457 states to 4122 states and 10388 transitions. [2018-11-23 14:05:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4122 states and 10388 transitions. [2018-11-23 14:05:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 14:05:31,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 14:05:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:31,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10458 states to 4123 states and 10389 transitions. [2018-11-23 14:05:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 4123 states and 10389 transitions. [2018-11-23 14:05:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 14:05:31,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 14:05:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10460 states to 4125 states and 10391 transitions. [2018-11-23 14:05:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 10391 transitions. [2018-11-23 14:05:31,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 14:05:31,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 14:05:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10465 states to 4129 states and 10396 transitions. [2018-11-23 14:05:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 10396 transitions. [2018-11-23 14:05:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 14:05:31,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 14:05:33,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10485 states to 4140 states and 10416 transitions. [2018-11-23 14:05:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 10416 transitions. [2018-11-23 14:05:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 14:05:33,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 14:05:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:33,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10488 states to 4143 states and 10419 transitions. [2018-11-23 14:05:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 10419 transitions. [2018-11-23 14:05:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 14:05:33,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 14:05:34,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:34,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10490 states to 4144 states and 10421 transitions. [2018-11-23 14:05:34,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 10421 transitions. [2018-11-23 14:05:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 14:05:34,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 14:05:34,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10492 states to 4146 states and 10423 transitions. [2018-11-23 14:05:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 4146 states and 10423 transitions. [2018-11-23 14:05:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 14:05:34,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-23 14:05:39,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10515 states to 4160 states and 10444 transitions. [2018-11-23 14:05:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 10444 transitions. [2018-11-23 14:05:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 14:05:39,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-23 14:05:45,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:45,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10538 states to 4174 states and 10465 transitions. [2018-11-23 14:05:45,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 10465 transitions. [2018-11-23 14:05:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 14:05:45,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:45,457 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-23 14:05:51,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:05:51,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10561 states to 4188 states and 10486 transitions. [2018-11-23 14:05:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 4188 states and 10486 transitions. [2018-11-23 14:05:51,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 14:05:51,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:05:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:05:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 14:06:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:06:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10608 states to 4188 states and 10485 transitions. [2018-11-23 14:06:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 4188 states and 10485 transitions. [2018-11-23 14:06:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 14:06:00,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:06:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:06:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 14:06:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:06:07,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10628 states to 4202 states and 10505 transitions. [2018-11-23 14:06:07,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4202 states and 10505 transitions. [2018-11-23 14:06:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 14:06:07,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:06:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:06:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 14:06:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:06:10,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10643 states to 4211 states and 10520 transitions. [2018-11-23 14:06:10,467 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 10520 transitions. [2018-11-23 14:06:10,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 14:06:10,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:06:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:06:10,537 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 14:06:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:06:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10645 states to 4213 states and 10522 transitions. [2018-11-23 14:06:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 4213 states and 10522 transitions. [2018-11-23 14:06:10,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 14:06:10,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:06:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:06:10,685 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-23 14:06:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:06:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10665 states to 3064 states and 7647 transitions. [2018-11-23 14:06:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 7647 transitions. [2018-11-23 14:06:16,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:06:16,738 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1052 iterations. [2018-11-23 14:06:16,749 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 14:06:16,929 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 18 [2018-11-23 14:06:17,145 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 24 [2018-11-23 14:06:17,455 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 15 [2018-11-23 14:06:17,940 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 18 [2018-11-23 14:06:18,509 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 55 [2018-11-23 14:06:19,079 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 24 [2018-11-23 14:06:19,649 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 24 [2018-11-23 14:06:20,007 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 18 [2018-11-23 14:06:20,792 WARN L180 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2018-11-23 14:06:21,266 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 18 [2018-11-23 14:06:21,542 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 24 [2018-11-23 14:06:21,716 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,719 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,719 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 14:06:21,722 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,723 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,725 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,726 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,727 INFO L579 CodeCheckObserver]: 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[2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,734 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,735 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,736 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:06:21,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:06:21 ImpRootNode [2018-11-23 14:06:21,737 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 14:06:21,737 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:06:21,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:06:21,738 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:06:21,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:57:44" (3/4) ... [2018-11-23 14:06:21,741 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure packet_write [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure finish_request [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure start_transfer [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_hub_status_data [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_empty [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_resume [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_put [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_hcd_unlink_urb_from_ep [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_port_number [2018-11-23 14:06:21,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure force_dequeue [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_intenb_reg [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_to_hcd [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_controller [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_stop [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_pipe_irq [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_usb_address [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_setting [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_irq_enable [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_r8a66597_pipe_all [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure enable_controller [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_maxp [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_clock_enable [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_urb_to_r8a66597_dev [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dvstctr_reg [2018-11-23 14:06:21,747 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure packet_read [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fifo_change_from_pipe [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_urb_error [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_root_hub_start_polling [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mbw_value [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_dir_in [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_irq_disable [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_toggle_set [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cfifo_change [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_get_td [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_urb_dequeue [2018-11-23 14:06:21,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_hub_find_child [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_type [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_hub_control [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_pipe_reg_addr [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite8 [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_urb_to_r8a66597_addr [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_urb_done [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure check_next_phase [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_port_power [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_intsts_reg [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_mdfy [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_devadd_reg [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_urb_enqueue [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_syssts_reg [2018-11-23 14:06:21,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_r8a66597_usb_speed [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pipe_start [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure check_transfer_finish [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_read [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mod_timer [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_td_timer [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure prepare_packet_write [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_hcd_resume_root_hub [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure enable_pipe_irq [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_suspend [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_resource [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2018-11-23 14:06:21,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure init_timer_key [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_irq [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_endpoint_disable [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure start_root_hub_sampling [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_reg_wait [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_bus_resume [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure collect_usb_address_map [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_usb_disconnect [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_pipe_toggle [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_syscfg_reg [2018-11-23 14:06:21,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_write [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_toggle_pointer [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_put_hcd [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_parent_r8a66597_address [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_get_frame [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure r8a66597_bus_suspend [2018-11-23 14:06:21,752 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hcd_to_r8a66597 [2018-11-23 14:06:21,801 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 703 nodes and edges [2018-11-23 14:06:21,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2018-11-23 14:06:21,814 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 14:06:21,820 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 14:06:21,823 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:06:21,826 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:06:21,830 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:06:21,833 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:06:22,161 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ef844ae1-227c-403f-8ba8-8ff875c381c5/bin-2019/ukojak/witness.graphml [2018-11-23 14:06:22,161 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:06:22,162 INFO L168 Benchmark]: Toolchain (without parser) took 535081.86 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 949.1 MB in the beginning and 1.9 GB in the end (delta: -931.4 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,163 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:06:22,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1981.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 949.1 MB in the beginning and 918.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.38 ms. Allocated memory is still 1.2 GB. Free memory was 918.8 MB in the beginning and 894.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,163 INFO L168 Benchmark]: Boogie Preprocessor took 167.56 ms. Allocated memory is still 1.2 GB. Free memory was 894.9 MB in the beginning and 860.8 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,163 INFO L168 Benchmark]: RCFGBuilder took 15270.42 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 193.5 MB). Free memory was 860.8 MB in the beginning and 828.2 MB in the end (delta: 32.6 MB). Peak memory consumption was 281.4 MB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,164 INFO L168 Benchmark]: CodeCheck took 517086.78 ms. Allocated memory was 1.4 GB in the beginning and 4.8 GB in the end (delta: 3.4 GB). Free memory was 828.2 MB in the beginning and 2.0 GB in the end (delta: -1.2 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,164 INFO L168 Benchmark]: Witness Printer took 424.15 ms. Allocated memory is still 4.8 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 142.4 MB). Peak memory consumption was 142.4 MB. Max. memory is 11.5 GB. [2018-11-23 14:06:22,165 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 99 procedures, 1880 locations, 1 error locations. SAFE Result, 512.0s OverallTime, 1052 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 559940012 SDtfs, 1391962452 SDslu, 1690044412 SDs, 0 SdLazy, 857890720 SolverSat, 1857036772 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8956.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1305897 GetRequests, 1294862 SyntacticMatches, 8359 SemanticMatches, 2676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4939876 ImplicationChecksByTransitivity, 430.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 3.5s SsaConstructionTime, 9.2s SatisfiabilityAnalysisTime, 39.2s InterpolantComputationTime, 68259 NumberOfCodeBlocks, 68259 NumberOfCodeBlocksAsserted, 1051 NumberOfCheckSat, 67208 ConstructedInterpolants, 0 QuantifiedInterpolants, 10516097 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1051 InterpolantComputations, 823 PerfectInterpolantSequences, 48116/50744 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: 7794]: 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: 6726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7381]: Loop Invariant Derived loop invariant: (((!(1 == ldv_mutex_mutex_of_device) || !(ldv_state_variable_0 == 0)) || !(1 == ldv_mutex_lock)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(1 == ldv_state_variable_3) - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6361]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4929]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3913]: Loop Invariant Derived loop invariant: 0 == i - InvariantResult [Line: 4274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6369]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5057]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5915]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4475]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7197]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6332]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6968]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7351]: Loop Invariant Derived loop invariant: (((((1 == ldv_state_variable_0 || !(0 == ldv_state_variable_1)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || ldv_state_variable_0 == 0) || !(1 == ldv_mutex_lock)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_0 < 3 && !(1 == ldv_state_variable_3)) - InvariantResult [Line: 6405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3339]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5915]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4929]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6968]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4023]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7035]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4961]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6097]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7057]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7089]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7389]: Loop Invariant Derived loop invariant: (((!(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) || !(ldv_state_variable_0 == 0)) || !(1 == ldv_state_variable_3)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_lock) - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6097]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4023]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5464]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4060]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5089]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3949]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6097]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6492]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6328]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1981.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 949.1 MB in the beginning and 918.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 147.38 ms. Allocated memory is still 1.2 GB. Free memory was 918.8 MB in the beginning and 894.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 167.56 ms. Allocated memory is still 1.2 GB. Free memory was 894.9 MB in the beginning and 860.8 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15270.42 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 193.5 MB). Free memory was 860.8 MB in the beginning and 828.2 MB in the end (delta: 32.6 MB). Peak memory consumption was 281.4 MB. Max. memory is 11.5 GB. * CodeCheck took 517086.78 ms. Allocated memory was 1.4 GB in the beginning and 4.8 GB in the end (delta: 3.4 GB). Free memory was 828.2 MB in the beginning and 2.0 GB in the end (delta: -1.2 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 424.15 ms. Allocated memory is still 4.8 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 142.4 MB). Peak memory consumption was 142.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...