./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--media--usb--b2c2--b2c2-flexcop-usb.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_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/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 9b346bced52bf2ffadc8651582e426f5ec0db5ab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:40:22,999 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:40:23,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:40:23,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:40:23,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:40:23,008 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:40:23,009 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:40:23,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:40:23,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:40:23,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:40:23,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:40:23,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:40:23,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:40:23,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:40:23,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:40:23,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:40:23,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:40:23,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:40:23,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:40:23,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:40:23,020 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:40:23,021 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:40:23,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:40:23,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:40:23,023 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:40:23,024 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:40:23,025 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:40:23,025 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:40:23,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:40:23,026 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:40:23,027 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:40:23,027 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:40:23,027 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:40:23,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:40:23,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:40:23,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:40:23,029 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 02:40:23,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:40:23,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:40:23,040 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:40:23,040 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:40:23,041 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:40:23,041 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:40:23,041 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:40:23,041 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:40:23,041 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:40:23,041 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:40:23,042 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:40:23,042 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:40:23,043 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:40:23,043 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:40:23,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:40:23,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:40:23,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:40:23,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:40:23,043 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 02:40:23,044 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:40:23,044 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:40:23,044 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 02:40:23,044 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_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/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 -> 9b346bced52bf2ffadc8651582e426f5ec0db5ab [2018-11-23 02:40:23,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:40:23,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:40:23,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:40:23,076 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:40:23,076 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:40:23,076 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2018-11-23 02:40:23,113 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/data/4cc0927f6/1e71291256d84458ad48f131e85e8b77/FLAGb43431426 [2018-11-23 02:40:23,693 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:40:23,693 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2018-11-23 02:40:23,712 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/data/4cc0927f6/1e71291256d84458ad48f131e85e8b77/FLAGb43431426 [2018-11-23 02:40:24,099 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/data/4cc0927f6/1e71291256d84458ad48f131e85e8b77 [2018-11-23 02:40:24,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:40:24,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:40:24,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:40:24,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:40:24,106 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:40:24,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:40:24" (1/1) ... [2018-11-23 02:40:24,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d493f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:24, skipping insertion in model container [2018-11-23 02:40:24,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:40:24" (1/1) ... [2018-11-23 02:40:24,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:40:24,171 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:40:25,024 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:40:25,037 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:40:25,224 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:40:25,258 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:40:25,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25 WrapperNode [2018-11-23 02:40:25,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:40:25,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:40:25,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:40:25,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:40:25,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:40:25,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:40:25,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:40:25,354 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:40:25,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... [2018-11-23 02:40:25,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:40:25,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:40:25,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:40:25,426 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:40:25,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:40:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/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 02:40:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-11-23 02:40:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-11-23 02:40:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2018-11-23 02:40:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2018-11-23 02:40:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-11-23 02:40:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-11-23 02:40:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:40:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 02:40:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-23 02:40:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-23 02:40:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 02:40:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 02:40:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2018-11-23 02:40:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2018-11-23 02:40:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-23 02:40:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 02:40:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 02:40:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 02:40:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 02:40:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 02:40:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2018-11-23 02:40:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2018-11-23 02:40:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 02:40:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 02:40:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2018-11-23 02:40:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2018-11-23 02:40:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 02:40:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-23 02:40:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-23 02:40:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 02:40:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:40:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:40:32,715 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:40:32,716 INFO L280 CfgBuilder]: Removed 84 assue(true) statements. [2018-11-23 02:40:32,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:32 BoogieIcfgContainer [2018-11-23 02:40:32,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:40:32,716 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:40:32,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:40:32,723 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:40:32,724 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:32" (1/1) ... [2018-11-23 02:40:32,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:40:32,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 110 states and 156 transitions. [2018-11-23 02:40:32,762 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 156 transitions. [2018-11-23 02:40:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 02:40:32,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:33,031 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 02:40:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:33,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 170 transitions. [2018-11-23 02:40:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 170 transitions. [2018-11-23 02:40:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 02:40:33,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:33,206 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 02:40:33,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 124 states and 197 transitions. [2018-11-23 02:40:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 197 transitions. [2018-11-23 02:40:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 02:40:33,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:33,411 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 02:40:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:33,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 125 states and 198 transitions. [2018-11-23 02:40:33,439 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2018-11-23 02:40:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 02:40:33,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:33,529 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 02:40:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 135 states and 226 transitions. [2018-11-23 02:40:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 226 transitions. [2018-11-23 02:40:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 02:40:33,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:33,933 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 02:40:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 255 transitions. [2018-11-23 02:40:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2018-11-23 02:40:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 02:40:34,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:34,347 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 02:40:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 147 states and 256 transitions. [2018-11-23 02:40:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2018-11-23 02:40:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 02:40:34,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:34,468 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 02:40:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 150 states and 271 transitions. [2018-11-23 02:40:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 271 transitions. [2018-11-23 02:40:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 02:40:34,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:34,823 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 02:40:34,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 151 states and 271 transitions. [2018-11-23 02:40:34,977 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 271 transitions. [2018-11-23 02:40:34,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 02:40:34,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,025 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 02:40:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 152 states and 272 transitions. [2018-11-23 02:40:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 272 transitions. [2018-11-23 02:40:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 02:40:35,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,149 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 02:40:35,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 153 states and 272 transitions. [2018-11-23 02:40:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 272 transitions. [2018-11-23 02:40:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 02:40:35,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,279 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 02:40:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:35,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 160 states and 292 transitions. [2018-11-23 02:40:35,670 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 292 transitions. [2018-11-23 02:40:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 02:40:35,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,718 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 02:40:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 166 states and 306 transitions. [2018-11-23 02:40:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 306 transitions. [2018-11-23 02:40:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 02:40:35,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,927 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 02:40:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 167 states and 306 transitions. [2018-11-23 02:40:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 306 transitions. [2018-11-23 02:40:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 02:40:35,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:35,976 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 02:40:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 168 states and 307 transitions. [2018-11-23 02:40:36,066 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 307 transitions. [2018-11-23 02:40:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 02:40:36,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,112 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 02:40:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 174 states and 321 transitions. [2018-11-23 02:40:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 321 transitions. [2018-11-23 02:40:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 02:40:36,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,352 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 02:40:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 175 states and 321 transitions. [2018-11-23 02:40:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 321 transitions. [2018-11-23 02:40:36,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 02:40:36,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,420 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 02:40:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 181 states and 335 transitions. [2018-11-23 02:40:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 335 transitions. [2018-11-23 02:40:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 02:40:36,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,565 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 02:40:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 182 states and 335 transitions. [2018-11-23 02:40:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 335 transitions. [2018-11-23 02:40:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 02:40:36,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 02:40:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 183 states and 336 transitions. [2018-11-23 02:40:36,778 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 336 transitions. [2018-11-23 02:40:36,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 02:40:36,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:40:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:37,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 186 states and 348 transitions. [2018-11-23 02:40:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 348 transitions. [2018-11-23 02:40:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 02:40:37,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:37,600 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 02:40:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:37,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 189 states and 352 transitions. [2018-11-23 02:40:37,626 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 352 transitions. [2018-11-23 02:40:37,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 02:40:37,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:37,660 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 02:40:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 190 states and 353 transitions. [2018-11-23 02:40:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 353 transitions. [2018-11-23 02:40:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 02:40:37,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:40:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 191 states and 353 transitions. [2018-11-23 02:40:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 353 transitions. [2018-11-23 02:40:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 02:40:37,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:37,960 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 02:40:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 196 states and 371 transitions. [2018-11-23 02:40:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 371 transitions. [2018-11-23 02:40:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 02:40:38,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:38,499 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 02:40:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 198 states and 376 transitions. [2018-11-23 02:40:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 376 transitions. [2018-11-23 02:40:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 02:40:38,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:38,700 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 02:40:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 199 states and 376 transitions. [2018-11-23 02:40:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 376 transitions. [2018-11-23 02:40:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 02:40:38,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:38,914 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 02:40:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:39,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 202 states and 392 transitions. [2018-11-23 02:40:39,320 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 392 transitions. [2018-11-23 02:40:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 02:40:39,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:39,356 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 02:40:39,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:39,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 205 states and 398 transitions. [2018-11-23 02:40:39,793 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 398 transitions. [2018-11-23 02:40:39,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 02:40:39,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:39,824 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 02:40:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 206 states and 399 transitions. [2018-11-23 02:40:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 399 transitions. [2018-11-23 02:40:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 02:40:39,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:39,920 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:39,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 207 states and 400 transitions. [2018-11-23 02:40:39,926 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 400 transitions. [2018-11-23 02:40:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 02:40:39,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:39,971 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 02:40:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 208 states and 400 transitions. [2018-11-23 02:40:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 400 transitions. [2018-11-23 02:40:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 02:40:40,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:40,225 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 02:40:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 211 states and 406 transitions. [2018-11-23 02:40:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 406 transitions. [2018-11-23 02:40:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 02:40:40,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:40,436 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 02:40:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 212 states and 407 transitions. [2018-11-23 02:40:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 407 transitions. [2018-11-23 02:40:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 02:40:40,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:40,512 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 02:40:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 213 states and 407 transitions. [2018-11-23 02:40:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 407 transitions. [2018-11-23 02:40:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 02:40:40,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 218 states and 422 transitions. [2018-11-23 02:40:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 422 transitions. [2018-11-23 02:40:41,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:40:41,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 219 states and 424 transitions. [2018-11-23 02:40:41,301 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 424 transitions. [2018-11-23 02:40:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,328 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 02:40:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 220 states and 425 transitions. [2018-11-23 02:40:41,340 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 425 transitions. [2018-11-23 02:40:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,379 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 02:40:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 221 states and 426 transitions. [2018-11-23 02:40:41,384 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 426 transitions. [2018-11-23 02:40:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,422 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 02:40:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 222 states and 427 transitions. [2018-11-23 02:40:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 427 transitions. [2018-11-23 02:40:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,683 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 02:40:41,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 223 states and 429 transitions. [2018-11-23 02:40:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 429 transitions. [2018-11-23 02:40:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 02:40:41,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 02:40:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 224 states and 429 transitions. [2018-11-23 02:40:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 429 transitions. [2018-11-23 02:40:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 02:40:41,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:40:42,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 225 states and 429 transitions. [2018-11-23 02:40:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 429 transitions. [2018-11-23 02:40:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 02:40:42,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,271 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 02:40:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 225 states and 428 transitions. [2018-11-23 02:40:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2018-11-23 02:40:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 02:40:42,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 228 states and 432 transitions. [2018-11-23 02:40:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 432 transitions. [2018-11-23 02:40:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 02:40:42,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 229 states and 433 transitions. [2018-11-23 02:40:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 433 transitions. [2018-11-23 02:40:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 02:40:42,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:42,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,905 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 02:40:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 234 states and 441 transitions. [2018-11-23 02:40:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 441 transitions. [2018-11-23 02:40:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 02:40:42,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:42,992 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 02:40:42,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 235 states and 442 transitions. [2018-11-23 02:40:42,997 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 442 transitions. [2018-11-23 02:40:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 02:40:42,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 236 states and 443 transitions. [2018-11-23 02:40:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 443 transitions. [2018-11-23 02:40:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 02:40:43,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,437 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 02:40:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 241 states and 451 transitions. [2018-11-23 02:40:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 451 transitions. [2018-11-23 02:40:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 02:40:43,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,538 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 02:40:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 242 states and 451 transitions. [2018-11-23 02:40:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 451 transitions. [2018-11-23 02:40:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 02:40:43,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,604 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 02:40:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 245 states and 455 transitions. [2018-11-23 02:40:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 455 transitions. [2018-11-23 02:40:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 02:40:43,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,670 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:40:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 246 states and 456 transitions. [2018-11-23 02:40:43,703 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 456 transitions. [2018-11-23 02:40:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 02:40:43,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,752 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 02:40:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:43,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 251 states and 464 transitions. [2018-11-23 02:40:43,786 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 464 transitions. [2018-11-23 02:40:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 02:40:43,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:43,826 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 02:40:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 252 states and 465 transitions. [2018-11-23 02:40:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 465 transitions. [2018-11-23 02:40:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 02:40:44,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:44,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:40:44,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 253 states and 470 transitions. [2018-11-23 02:40:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 470 transitions. [2018-11-23 02:40:44,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 02:40:44,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:40:45,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 258 states and 486 transitions. [2018-11-23 02:40:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 486 transitions. [2018-11-23 02:40:45,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 02:40:45,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 02:40:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:45,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 259 states and 487 transitions. [2018-11-23 02:40:45,720 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 487 transitions. [2018-11-23 02:40:45,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 02:40:45,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:45,900 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:40:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:45,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 260 states and 487 transitions. [2018-11-23 02:40:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 487 transitions. [2018-11-23 02:40:45,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 02:40:45,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:45,970 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 02:40:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 265 states and 497 transitions. [2018-11-23 02:40:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 497 transitions. [2018-11-23 02:40:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 02:40:45,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:46,080 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 02:40:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:46,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 269 states and 510 transitions. [2018-11-23 02:40:46,638 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 510 transitions. [2018-11-23 02:40:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 02:40:46,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:46,704 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 02:40:46,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:46,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 274 states and 520 transitions. [2018-11-23 02:40:46,742 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 520 transitions. [2018-11-23 02:40:46,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 02:40:46,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 02:40:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 277 states and 522 transitions. [2018-11-23 02:40:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 522 transitions. [2018-11-23 02:40:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 02:40:47,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 02:40:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 278 states and 523 transitions. [2018-11-23 02:40:47,124 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 523 transitions. [2018-11-23 02:40:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 02:40:47,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,165 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 02:40:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 283 states and 533 transitions. [2018-11-23 02:40:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 533 transitions. [2018-11-23 02:40:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 02:40:47,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,221 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 02:40:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 286 states and 537 transitions. [2018-11-23 02:40:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 537 transitions. [2018-11-23 02:40:47,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 02:40:47,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,260 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 02:40:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 289 states and 540 transitions. [2018-11-23 02:40:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 540 transitions. [2018-11-23 02:40:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 02:40:47,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 02:40:47,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 290 states and 540 transitions. [2018-11-23 02:40:47,487 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 540 transitions. [2018-11-23 02:40:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 02:40:47,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,563 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 02:40:47,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 291 states and 540 transitions. [2018-11-23 02:40:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 540 transitions. [2018-11-23 02:40:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 02:40:47,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,774 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 02:40:47,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 294 states and 545 transitions. [2018-11-23 02:40:47,778 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 545 transitions. [2018-11-23 02:40:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 02:40:47,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:40:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 299 states and 552 transitions. [2018-11-23 02:40:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 552 transitions. [2018-11-23 02:40:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 02:40:48,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:48,105 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 02:40:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 300 states and 552 transitions. [2018-11-23 02:40:48,290 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 552 transitions. [2018-11-23 02:40:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 02:40:48,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:48,328 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 02:40:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 303 states and 557 transitions. [2018-11-23 02:40:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2018-11-23 02:40:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 02:40:48,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 02:40:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 305 states and 561 transitions. [2018-11-23 02:40:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 561 transitions. [2018-11-23 02:40:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 02:40:48,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:48,635 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 02:40:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 306 states and 561 transitions. [2018-11-23 02:40:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 561 transitions. [2018-11-23 02:40:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 02:40:48,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:48,775 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 02:40:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 308 states and 563 transitions. [2018-11-23 02:40:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 563 transitions. [2018-11-23 02:40:48,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 02:40:48,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:49,034 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 02:40:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 309 states and 563 transitions. [2018-11-23 02:40:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 563 transitions. [2018-11-23 02:40:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 02:40:49,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:49,458 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 02:40:50,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 311 states and 564 transitions. [2018-11-23 02:40:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 564 transitions. [2018-11-23 02:40:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 02:40:50,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:50,144 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 02:40:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 314 states and 569 transitions. [2018-11-23 02:40:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 569 transitions. [2018-11-23 02:40:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 02:40:50,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:50,218 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 02:40:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 317 states and 572 transitions. [2018-11-23 02:40:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 572 transitions. [2018-11-23 02:40:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 02:40:50,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:50,743 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 02:40:50,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 318 states and 572 transitions. [2018-11-23 02:40:50,987 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 572 transitions. [2018-11-23 02:40:50,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 02:40:50,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:51,242 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 02:40:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 320 states and 574 transitions. [2018-11-23 02:40:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 574 transitions. [2018-11-23 02:40:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 02:40:52,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:52,158 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 02:40:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 322 states and 575 transitions. [2018-11-23 02:40:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 575 transitions. [2018-11-23 02:40:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 02:40:52,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:52,779 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 02:40:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 325 states and 578 transitions. [2018-11-23 02:40:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 578 transitions. [2018-11-23 02:40:53,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 02:40:53,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:53,252 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 02:40:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 326 states and 578 transitions. [2018-11-23 02:40:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 578 transitions. [2018-11-23 02:40:53,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 02:40:53,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:53,462 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 02:40:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 328 states and 579 transitions. [2018-11-23 02:40:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 579 transitions. [2018-11-23 02:40:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 02:40:54,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:54,241 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 02:40:54,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 333 states and 586 transitions. [2018-11-23 02:40:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 586 transitions. [2018-11-23 02:40:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 02:40:54,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:54,610 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 02:40:54,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 335 states and 589 transitions. [2018-11-23 02:40:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 589 transitions. [2018-11-23 02:40:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 02:40:54,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:54,957 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 02:40:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 340 states and 596 transitions. [2018-11-23 02:40:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 596 transitions. [2018-11-23 02:40:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 02:40:54,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:55,061 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 02:40:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 345 states and 603 transitions. [2018-11-23 02:40:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 603 transitions. [2018-11-23 02:40:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 02:40:55,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:55,387 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 02:40:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 346 states and 605 transitions. [2018-11-23 02:40:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 605 transitions. [2018-11-23 02:40:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 02:40:55,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 02:40:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 347 states and 607 transitions. [2018-11-23 02:40:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 607 transitions. [2018-11-23 02:40:55,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 02:40:55,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:55,735 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 02:40:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 353 states and 617 transitions. [2018-11-23 02:40:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 617 transitions. [2018-11-23 02:40:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 02:40:56,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:56,516 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 02:40:57,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 359 states and 627 transitions. [2018-11-23 02:40:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 627 transitions. [2018-11-23 02:40:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 02:40:57,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:57,304 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 02:40:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 365 states and 637 transitions. [2018-11-23 02:40:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 637 transitions. [2018-11-23 02:40:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 02:40:58,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:40:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 366 states and 639 transitions. [2018-11-23 02:40:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 639 transitions. [2018-11-23 02:40:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 02:40:58,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 02:40:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:40:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 375 states and 655 transitions. [2018-11-23 02:40:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 655 transitions. [2018-11-23 02:40:59,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 02:40:59,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:40:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:40:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 02:41:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 384 states and 671 transitions. [2018-11-23 02:41:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 671 transitions. [2018-11-23 02:41:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 02:41:00,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:00,937 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 02:41:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 394 states and 685 transitions. [2018-11-23 02:41:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 685 transitions. [2018-11-23 02:41:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 02:41:00,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 02:41:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 403 states and 701 transitions. [2018-11-23 02:41:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 701 transitions. [2018-11-23 02:41:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 02:41:02,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:02,377 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 02:41:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 413 states and 715 transitions. [2018-11-23 02:41:02,413 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 715 transitions. [2018-11-23 02:41:02,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 02:41:02,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:02,461 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 02:41:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 423 states and 729 transitions. [2018-11-23 02:41:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 729 transitions. [2018-11-23 02:41:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 02:41:02,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:02,731 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 02:41:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 424 states and 731 transitions. [2018-11-23 02:41:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 731 transitions. [2018-11-23 02:41:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 02:41:02,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 02:41:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:04,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 353 states and 605 transitions. [2018-11-23 02:41:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 605 transitions. [2018-11-23 02:41:04,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 02:41:04,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 02:41:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 279 states and 476 transitions. [2018-11-23 02:41:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 476 transitions. [2018-11-23 02:41:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 02:41:05,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:41:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:41:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 02:41:07,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:41:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 202 states and 345 transitions. [2018-11-23 02:41:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 345 transitions. [2018-11-23 02:41:07,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 02:41:07,387 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2018-11-23 02:41:07,393 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 02:41:07,907 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,909 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,909 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,910 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,911 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,912 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,912 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,912 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:41:07,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:41:07 ImpRootNode [2018-11-23 02:41:07,912 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:41:07,912 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:41:07,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:41:07,913 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:41:07,913 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:32" (3/4) ... [2018-11-23 02:41:07,916 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_device_kfree [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_exit [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-11-23 02:41:07,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_device_exit [2018-11-23 02:41:07,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-11-23 02:41:07,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2018-11-23 02:41:07,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_transfer_exit [2018-11-23 02:41:07,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-23 02:41:07,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 02:41:07,932 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 154 nodes and edges [2018-11-23 02:41:07,933 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-11-23 02:41:07,934 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 02:41:07,935 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 02:41:07,935 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 02:41:07,936 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 02:41:08,039 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_adf12bfe-b330-4eeb-affb-8ca56b6aa7b8/bin-2019/ukojak/witness.graphml [2018-11-23 02:41:08,039 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:41:08,039 INFO L168 Benchmark]: Toolchain (without parser) took 43937.54 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 911.2 MB). Free memory was 949.5 MB in the beginning and 1.6 GB in the end (delta: -690.3 MB). Peak memory consumption was 221.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,040 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:41:08,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1156.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -71.4 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,041 INFO L168 Benchmark]: Boogie Preprocessor took 72.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,041 INFO L168 Benchmark]: RCFGBuilder took 7290.10 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -33.2 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,041 INFO L168 Benchmark]: CodeCheck took 35195.68 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 651.2 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -646.2 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,042 INFO L168 Benchmark]: Witness Printer took 126.49 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:41:08,043 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 12 procedures, 206 locations, 1 error locations. SAFE Result, 34.6s OverallTime, 106 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 830343848 SDtfs, 1193140804 SDslu, -1433457096 SDs, 0 SdLazy, 1330386340 SolverSat, -188692872 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 83.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40314 GetRequests, 39789 SyntacticMatches, 125 SemanticMatches, 400 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84631 ImplicationChecksByTransitivity, 27.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 3677 NumberOfCodeBlocks, 3677 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 3572 ConstructedInterpolants, 0 QuantifiedInterpolants, 325190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 105 InterpolantComputations, 96 PerfectInterpolantSequences, 1479/1497 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: 7659]: 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: 6597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8067]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7442]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7236]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7995]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8036]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6736]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7207]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6731]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1156.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -71.4 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7290.10 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -33.2 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. * CodeCheck took 35195.68 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 651.2 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -646.2 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. * Witness Printer took 126.49 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...