./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/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 67ab097548eb7eced0c3119e0e94e70a20171b05 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 22:09:11,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:09:11,471 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:09:11,479 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:09:11,479 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:09:11,479 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:09:11,480 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:09:11,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:09:11,481 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:09:11,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:09:11,482 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:09:11,482 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:09:11,483 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:09:11,483 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:09:11,484 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:09:11,484 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:09:11,484 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:09:11,485 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:09:11,486 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:09:11,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:09:11,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:09:11,488 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:09:11,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:09:11,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:09:11,490 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:09:11,490 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:09:11,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:09:11,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:09:11,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:09:11,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:09:11,492 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:09:11,493 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:09:11,493 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:09:11,493 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:09:11,494 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:09:11,494 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:09:11,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-01 22:09:11,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:09:11,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:09:11,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:09:11,506 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 22:09:11,506 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:09:11,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:09:11,507 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:09:11,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:09:11,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:09:11,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 22:09:11,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:09:11,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 22:09:11,508 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:09:11,508 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:09:11,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 22:09:11,508 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 22:09:11,508 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 22:09:11,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:09:11,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:09:11,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:09:11,509 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:09:11,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:09:11,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 22:09:11,509 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 22:09:11,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:09:11,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 22:09:11,510 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 22:09:11,510 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_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/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 -> 67ab097548eb7eced0c3119e0e94e70a20171b05 [2018-12-01 22:09:11,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:09:11,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:09:11,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:09:11,544 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:09:11,545 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:09:11,545 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i [2018-12-01 22:09:11,579 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/data/6003c84ba/a28dcfa7a54243c0923e746e3c0997e0/FLAG8a74a8c4e [2018-12-01 22:09:12,099 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:09:12,099 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i [2018-12-01 22:09:12,118 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/data/6003c84ba/a28dcfa7a54243c0923e746e3c0997e0/FLAG8a74a8c4e [2018-12-01 22:09:12,613 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/data/6003c84ba/a28dcfa7a54243c0923e746e3c0997e0 [2018-12-01 22:09:12,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:09:12,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:09:12,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:09:12,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:09:12,619 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:09:12,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:09:12" (1/1) ... [2018-12-01 22:09:12,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19eab28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:12, skipping insertion in model container [2018-12-01 22:09:12,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:09:12" (1/1) ... [2018-12-01 22:09:12,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:09:12,695 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:09:13,044 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6058] [2018-12-01 22:09:13,045 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6059-6060] [2018-12-01 22:09:13,872 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:09:13,896 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:09:13,953 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6058] [2018-12-01 22:09:13,953 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6059-6060] [2018-12-01 22:09:14,082 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:09:14,197 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:09:14,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14 WrapperNode [2018-12-01 22:09:14,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:09:14,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:09:14,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:09:14,198 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:09:14,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:09:14,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:09:14,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:09:14,298 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:09:14,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... [2018-12-01 22:09:14,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:09:14,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:09:14,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:09:14,379 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:09:14,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:09:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:09:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-12-01 22:09:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-12-01 22:09:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-01 22:09:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 22:09:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-12-01 22:09:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 22:09:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-01 22:09:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-01 22:09:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_probe [2018-12-01 22:09:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_probe [2018-12-01 22:09:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-01 22:09:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-01 22:09:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 22:09:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-12-01 22:09:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-12-01 22:09:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-01 22:09:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2018-12-01 22:09:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-01 22:09:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-12-01 22:09:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-01 22:09:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-01 22:09:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2018-12-01 22:09:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 22:09:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure stop_iso_gracefull [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_iso_gracefull [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-12-01 22:09:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2018-12-01 22:09:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_stop_endpoint [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_stop_endpoint [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 22:09:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:09:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:10:52,332 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:10:52,332 INFO L280 CfgBuilder]: Removed 87 assue(true) statements. [2018-12-01 22:10:52,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:10:52 BoogieIcfgContainer [2018-12-01 22:10:52,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:10:52,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 22:10:52,333 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 22:10:52,339 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 22:10:52,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:10:52" (1/1) ... [2018-12-01 22:10:52,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:10:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 342 states and 475 transitions. [2018-12-01 22:10:52,375 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 475 transitions. [2018-12-01 22:10:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 22:10:52,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:52,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:52,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 344 states and 486 transitions. [2018-12-01 22:10:52,759 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 486 transitions. [2018-12-01 22:10:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 22:10:52,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:52,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 348 states and 502 transitions. [2018-12-01 22:10:52,973 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 502 transitions. [2018-12-01 22:10:52,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 22:10:52,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 347 states and 498 transitions. [2018-12-01 22:10:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 498 transitions. [2018-12-01 22:10:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 22:10:53,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:10:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 351 states and 505 transitions. [2018-12-01 22:10:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 505 transitions. [2018-12-01 22:10:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 22:10:53,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 354 states and 510 transitions. [2018-12-01 22:10:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 510 transitions. [2018-12-01 22:10:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 22:10:53,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:10:53,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 355 states and 510 transitions. [2018-12-01 22:10:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 510 transitions. [2018-12-01 22:10:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 22:10:53,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 354 states and 506 transitions. [2018-12-01 22:10:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 506 transitions. [2018-12-01 22:10:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 22:10:53,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:10:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 359 states and 521 transitions. [2018-12-01 22:10:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 521 transitions. [2018-12-01 22:10:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 22:10:53,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:10:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 362 states and 526 transitions. [2018-12-01 22:10:54,107 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 526 transitions. [2018-12-01 22:10:54,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 22:10:54,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,243 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:10:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 365 states and 530 transitions. [2018-12-01 22:10:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 530 transitions. [2018-12-01 22:10:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 22:10:54,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:10:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 367 states and 533 transitions. [2018-12-01 22:10:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 533 transitions. [2018-12-01 22:10:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 22:10:54,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:10:54,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 373 states and 546 transitions. [2018-12-01 22:10:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 546 transitions. [2018-12-01 22:10:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 22:10:54,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,714 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:10:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 375 states and 548 transitions. [2018-12-01 22:10:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 548 transitions. [2018-12-01 22:10:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 22:10:54,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 22:10:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:54,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 376 states and 548 transitions. [2018-12-01 22:10:54,876 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 548 transitions. [2018-12-01 22:10:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 22:10:54,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:55,007 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:10:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:55,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 378 states and 557 transitions. [2018-12-01 22:10:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 557 transitions. [2018-12-01 22:10:55,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 22:10:55,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:10:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 379 states and 559 transitions. [2018-12-01 22:10:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 559 transitions. [2018-12-01 22:10:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 22:10:55,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 22:11:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 423 states and 649 transitions. [2018-12-01 22:11:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 649 transitions. [2018-12-01 22:11:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 22:11:03,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 22:11:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 426 states and 651 transitions. [2018-12-01 22:11:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 651 transitions. [2018-12-01 22:11:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 22:11:03,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:11:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 427 states and 651 transitions. [2018-12-01 22:11:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 651 transitions. [2018-12-01 22:11:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 22:11:03,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:11:05,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 443 states and 689 transitions. [2018-12-01 22:11:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 689 transitions. [2018-12-01 22:11:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 22:11:05,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:11:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 448 states and 697 transitions. [2018-12-01 22:11:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 697 transitions. [2018-12-01 22:11:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 22:11:05,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:05,793 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:11:05,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 447 states and 686 transitions. [2018-12-01 22:11:05,848 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 686 transitions. [2018-12-01 22:11:05,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 22:11:05,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:11:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 448 states and 686 transitions. [2018-12-01 22:11:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 686 transitions. [2018-12-01 22:11:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 22:11:05,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:11:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 452 states and 692 transitions. [2018-12-01 22:11:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 692 transitions. [2018-12-01 22:11:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 22:11:06,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 22:11:06,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 453 states and 692 transitions. [2018-12-01 22:11:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 692 transitions. [2018-12-01 22:11:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 22:11:06,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:11:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 457 states and 703 transitions. [2018-12-01 22:11:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 703 transitions. [2018-12-01 22:11:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 22:11:06,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 22:11:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 459 states and 705 transitions. [2018-12-01 22:11:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 705 transitions. [2018-12-01 22:11:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 22:11:06,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 22:11:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 463 states and 713 transitions. [2018-12-01 22:11:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 713 transitions. [2018-12-01 22:11:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 22:11:07,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 22:11:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:07,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 468 states and 722 transitions. [2018-12-01 22:11:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 722 transitions. [2018-12-01 22:11:07,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 22:11:07,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 22:11:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:07,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 470 states and 729 transitions. [2018-12-01 22:11:07,828 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 729 transitions. [2018-12-01 22:11:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 22:11:07,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:11:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 474 states and 734 transitions. [2018-12-01 22:11:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 734 transitions. [2018-12-01 22:11:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 22:11:08,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:11:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 475 states and 734 transitions. [2018-12-01 22:11:08,483 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 734 transitions. [2018-12-01 22:11:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 22:11:08,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 22:11:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 480 states and 740 transitions. [2018-12-01 22:11:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 740 transitions. [2018-12-01 22:11:08,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 22:11:08,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 486 states and 760 transitions. [2018-12-01 22:11:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 760 transitions. [2018-12-01 22:11:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 22:11:09,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:09,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:09,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 488 states and 767 transitions. [2018-12-01 22:11:09,934 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 767 transitions. [2018-12-01 22:11:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 22:11:09,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:10,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:10,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 492 states and 779 transitions. [2018-12-01 22:11:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 779 transitions. [2018-12-01 22:11:10,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 22:11:10,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:10,417 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:11:10,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 494 states and 781 transitions. [2018-12-01 22:11:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 781 transitions. [2018-12-01 22:11:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 22:11:10,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 22:11:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 494 states and 780 transitions. [2018-12-01 22:11:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 780 transitions. [2018-12-01 22:11:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 22:11:10,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:11:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:12,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 503 states and 807 transitions. [2018-12-01 22:11:12,718 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 807 transitions. [2018-12-01 22:11:12,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 22:11:12,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 22:11:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 506 states and 813 transitions. [2018-12-01 22:11:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 813 transitions. [2018-12-01 22:11:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 22:11:13,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 22:11:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 515 states and 828 transitions. [2018-12-01 22:11:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 828 transitions. [2018-12-01 22:11:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 22:11:13,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 22:11:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 513 states and 823 transitions. [2018-12-01 22:11:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 823 transitions. [2018-12-01 22:11:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 22:11:13,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 22:11:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 516 states and 828 transitions. [2018-12-01 22:11:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 828 transitions. [2018-12-01 22:11:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 22:11:14,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 22:11:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 520 states and 836 transitions. [2018-12-01 22:11:15,116 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 836 transitions. [2018-12-01 22:11:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 22:11:15,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:11:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 522 states and 839 transitions. [2018-12-01 22:11:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 839 transitions. [2018-12-01 22:11:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 22:11:15,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,355 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:11:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 524 states and 842 transitions. [2018-12-01 22:11:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 842 transitions. [2018-12-01 22:11:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 22:11:15,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:11:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 528 states and 851 transitions. [2018-12-01 22:11:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 851 transitions. [2018-12-01 22:11:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 22:11:15,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,599 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 530 states and 853 transitions. [2018-12-01 22:11:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 853 transitions. [2018-12-01 22:11:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 22:11:15,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,714 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 534 states and 859 transitions. [2018-12-01 22:11:15,723 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 859 transitions. [2018-12-01 22:11:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 22:11:15,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,831 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 536 states and 861 transitions. [2018-12-01 22:11:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 861 transitions. [2018-12-01 22:11:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 22:11:15,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:15,945 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 540 states and 867 transitions. [2018-12-01 22:11:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 867 transitions. [2018-12-01 22:11:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 22:11:15,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:16,066 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:11:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 542 states and 869 transitions. [2018-12-01 22:11:16,076 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 869 transitions. [2018-12-01 22:11:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 22:11:16,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:11:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:16,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 550 states and 884 transitions. [2018-12-01 22:11:16,780 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 884 transitions. [2018-12-01 22:11:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 22:11:16,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:16,892 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:11:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 552 states and 886 transitions. [2018-12-01 22:11:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 886 transitions. [2018-12-01 22:11:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 22:11:16,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:17,037 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:11:17,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 538 states and 861 transitions. [2018-12-01 22:11:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 861 transitions. [2018-12-01 22:11:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-01 22:11:17,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 22:11:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 539 states and 863 transitions. [2018-12-01 22:11:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 863 transitions. [2018-12-01 22:11:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 22:11:17,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 22:11:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 85 states and 112 transitions. [2018-12-01 22:11:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2018-12-01 22:11:19,098 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 22:11:19,098 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 58 iterations. [2018-12-01 22:11:19,104 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 22:11:19,418 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,421 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,421 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,425 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,426 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,427 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:19,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:11:19 ImpRootNode [2018-12-01 22:11:19,428 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 22:11:19,429 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:11:19,429 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:11:19,429 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:11:19,429 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:10:52" (3/4) ... [2018-12-01 22:11:19,432 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freebchannel [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freedchannel [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_led_bit [2018-12-01 22:11:19,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure handle_led [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1_event [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_initdchannel [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_stop_endpoint [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stop_iso_gracefull [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure schedule_timeout_interruptible [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-01 22:11:19,436 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_probe [2018-12-01 22:11:19,437 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ctrl_start_transfer [2018-12-01 22:11:19,437 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-12-01 22:11:19,437 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-12-01 22:11:19,458 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 378 nodes and edges [2018-12-01 22:11:19,460 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 126 nodes and edges [2018-12-01 22:11:19,461 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-12-01 22:11:19,462 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 22:11:19,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 22:11:19,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 22:11:19,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 22:11:19,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 22:11:19,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-01 22:11:19,496 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-01 22:11:19,496 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-01 22:11:19,745 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd4f47fa-5d8c-4ac1-9092-6bf1b0cfc468/bin-2019/ukojak/witness.graphml [2018-12-01 22:11:19,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:11:19,745 INFO L168 Benchmark]: Toolchain (without parser) took 127129.75 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 939.8 MB in the beginning and 917.8 MB in the end (delta: 22.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,746 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:11:19,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 939.8 MB in the beginning and 858.1 MB in the end (delta: 81.8 MB). Peak memory consumption was 190.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.45 ms. Allocated memory is still 1.1 GB. Free memory was 858.1 MB in the beginning and 842.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,747 INFO L168 Benchmark]: Boogie Preprocessor took 80.41 ms. Allocated memory is still 1.1 GB. Free memory was 842.0 MB in the beginning and 825.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,747 INFO L168 Benchmark]: RCFGBuilder took 97954.13 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 501.7 MB). Free memory was 825.8 MB in the beginning and 1.4 GB in the end (delta: -602.1 MB). Peak memory consumption was 578.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,748 INFO L168 Benchmark]: CodeCheck took 27095.60 ms. Allocated memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: 535.3 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 330.8 MB). Peak memory consumption was 866.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,748 INFO L168 Benchmark]: Witness Printer took 316.18 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 917.8 MB in the end (delta: 179.3 MB). Peak memory consumption was 179.3 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:19,750 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 33 procedures, 483 locations, 1 error locations. SAFE Result, 26.7s OverallTime, 58 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1251544830 SDtfs, 1404738528 SDslu, -1002597720 SDs, 0 SdLazy, -61525216 SolverSat, 1187987780 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 289.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34193 GetRequests, 33806 SyntacticMatches, 101 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42725 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 3781 NumberOfCodeBlocks, 3781 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 3724 ConstructedInterpolants, 0 QuantifiedInterpolants, 556346 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 46 PerfectInterpolantSequences, 935/1133 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: 6327]: 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: 6191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8846]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9364]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9060]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8790]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8941]: 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1580.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 939.8 MB in the beginning and 858.1 MB in the end (delta: 81.8 MB). Peak memory consumption was 190.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.45 ms. Allocated memory is still 1.1 GB. Free memory was 858.1 MB in the beginning and 842.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.41 ms. Allocated memory is still 1.1 GB. Free memory was 842.0 MB in the beginning and 825.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 97954.13 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 501.7 MB). Free memory was 825.8 MB in the beginning and 1.4 GB in the end (delta: -602.1 MB). Peak memory consumption was 578.5 MB. Max. memory is 11.5 GB. * CodeCheck took 27095.60 ms. Allocated memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: 535.3 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 330.8 MB). Peak memory consumption was 866.1 MB. Max. memory is 11.5 GB. * Witness Printer took 316.18 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 917.8 MB in the end (delta: 179.3 MB). Peak memory consumption was 179.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...