java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:20:15,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:20:15,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:20:15,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:20:15,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:20:15,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:20:15,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:20:15,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:20:15,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:20:15,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:20:15,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:20:15,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:20:15,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:20:15,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:20:15,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:20:15,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:20:15,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:20:15,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:20:15,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:20:15,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:20:15,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:20:15,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:20:15,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:20:15,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:20:15,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:20:15,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:20:15,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:20:15,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:20:15,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:20:15,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:20:15,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:20:15,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:20:15,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:20:15,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:20:15,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:20:15,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:20:15,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:20:15,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:20:15,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:20:15,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:20:15,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:20:15,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:20:15,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:20:15,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:20:15,843 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:20:15,843 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:20:15,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:20:15,844 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:20:15,844 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:20:15,845 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:20:15,845 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:20:15,845 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:20:15,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:20:15,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:20:15,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:20:15,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:20:15,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:20:15,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:20:15,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:20:15,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:20:15,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:20:15,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:20:15,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:20:15,850 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:20:15,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:20:15,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:20:15,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:20:15,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:20:15,851 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:20:15,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:20:15,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:20:15,852 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:20:15,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:20:15,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:20:15,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:20:15,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:20:15,922 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:20:15,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-10-03 02:20:15,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a49fe78/f272738e623b48d09ce55fdd0a7558be/FLAG053521f42 [2019-10-03 02:20:16,891 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:20:16,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-10-03 02:20:16,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a49fe78/f272738e623b48d09ce55fdd0a7558be/FLAG053521f42 [2019-10-03 02:20:17,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a49fe78/f272738e623b48d09ce55fdd0a7558be [2019-10-03 02:20:17,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:20:17,328 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:20:17,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:20:17,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:20:17,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:20:17,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:20:17" (1/1) ... [2019-10-03 02:20:17,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255f04f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:17, skipping insertion in model container [2019-10-03 02:20:17,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:20:17" (1/1) ... [2019-10-03 02:20:17,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:20:17,515 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:20:20,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:20:20,055 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:20:20,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:20:21,198 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:20:21,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21 WrapperNode [2019-10-03 02:20:21,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:20:21,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:20:21,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:20:21,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:20:21,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... [2019-10-03 02:20:21,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:20:21,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:20:21,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:20:21,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:20:21,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-10-03 02:20:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:20:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:20:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:20:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:20:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:20:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:20:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:20:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:20:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:20:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:20:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:20:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:20:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 02:20:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-03 02:20:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 02:20:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-03 02:20:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_nec [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_zfmicro [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdiso [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdprefetch [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ohci [2019-10-03 02:20:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_to_hcd [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_readl [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_writel [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc16 [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure hc16_to_cpup [2019-10-03 02:20:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_frame_no [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSWp [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSW [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_reinit [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_a [2019-10-03 02:20:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_b [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_status [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_portstatus [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_suspend [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure find_head [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_resume [2019-10-03 02:20:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_suspend [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_resume [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_root_hub_state_changes [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_status_data [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_descriptor [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_port_reset [2019-10-03 02:20:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure root_port_reset [2019-10-03 02:20:21,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_control [2019-10-03 02:20:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_intr_mask [2019-10-03 02:20:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_print_eds [2019-10-03 02:20:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hcfs2string [2019-10-03 02:20:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_state_string [2019-10-03 02:20:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_status [2019-10-03 02:20:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_roothub [2019-10-03 02:20:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump [2019-10-03 02:20:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure show_list [2019-10-03 02:20:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_async_buffer [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_periodic_buffer [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_registers_buffer [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_buffer [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2019-10-03 02:20:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_async_open [2019-10-03 02:20:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_periodic_open [2019-10-03 02:20:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_registers_open [2019-10-03 02:20:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure create_debug_files [2019-10-03 02:20:21,914 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_debug_files [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_init [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_mem_init [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_mem_cleanup [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_to_td [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure td_alloc [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure td_free [2019-10-03 02:20:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_alloc [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_free [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_free_priv [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_urb [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure balance [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_link [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_schedule [2019-10-03 02:20:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_unlink [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_deschedule [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_get [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure start_ed_unlink [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure td_fill [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure td_submit_urb [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure td_done [2019-10-03 02:20:21,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_halted [2019-10-03 02:20:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_done_list [2019-10-03 02:20:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure update_done_list [2019-10-03 02:20:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_unlinks [2019-10-03 02:20:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure takeback_td [2019-10-03 02:20:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure process_done_list [2019-10-03 02:20:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_work [2019-10-03 02:20:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure number_of_tds [2019-10-03 02:20:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_enqueue [2019-10-03 02:20:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_dequeue [2019-10-03 02:20:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_endpoint_disable [2019-10-03 02:20:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_get_frame [2019-10-03 02:20:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_usb_reset [2019-10-03 02:20:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_shutdown [2019-10-03 02:20:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init [2019-10-03 02:20:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_run [2019-10-03 02:20:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_setup [2019-10-03 02:20:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start [2019-10-03 02:20:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure io_watchdog_func [2019-10-03 02:20:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_irq [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_restart [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_suspend [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_resume [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init_driver [2019-10-03 02:20:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_mod_init [2019-10-03 02:20:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_mod_exit [2019-10-03 02:20:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-10-03 02:20:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hc_driver_2 [2019-10-03 02:20:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-10-03 02:20:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-10-03 02:20:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-10-03 02:20:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-10-03 02:20:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_5 [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_4 [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-03 02:20:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-03 02:20:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-03 02:20:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-03 02:20:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 02:20:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 02:20:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:20:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_24 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_26 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_27 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_29 [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 02:20:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 02:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-10-03 02:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 02:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2019-10-03 02:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:20:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:20:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 02:20:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-03 02:20:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-03 02:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-03 02:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 02:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 02:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 02:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure sb800_prefetch [2019-10-03 02:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-10-03 02:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-10-03 02:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure set_timer_slack [2019-10-03 02:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2019-10-03 02:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_dev_put [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_disable [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_enable [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-03 02:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_check_unlink_urb [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2019-10-03 02:20:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_root_hub_lost_power [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:20:21,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 02:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:20:21,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:20:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:20:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:20:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:20:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 02:20:21,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:20:21,961 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-03 02:20:21,962 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-03 02:20:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-03 02:20:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-03 02:20:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:20:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 02:20:21,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:20:21,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_27 [2019-10-03 02:20:21,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure set_timer_slack [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_24 [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_29 [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-03 02:20:21,966 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:20:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hc_driver_2 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-10-03 02:20:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_5 [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_4 [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 02:20:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_26 [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 02:20:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-03 02:20:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2019-10-03 02:20:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure usb_root_hub_lost_power [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_nec [2019-10-03 02:20:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_zfmicro [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdiso [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdprefetch [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ohci [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_to_hcd [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_readl [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_writel [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc16 [2019-10-03 02:20:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure hc16_to_cpup [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_frame_no [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSWp [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSW [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_reinit [2019-10-03 02:20:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_a [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_b [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_status [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_portstatus [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init_driver [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_restart [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_setup [2019-10-03 02:20:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_suspend [2019-10-03 02:20:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_resume [2019-10-03 02:20:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_control [2019-10-03 02:20:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_status_data [2019-10-03 02:20:21,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_dev_put [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_disable [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_enable [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure sb800_prefetch [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure io_watchdog_func [2019-10-03 02:20:21,978 INFO L130 BoogieDeclarations]: Found specification of procedure update_done_list [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_work [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_suspend [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure find_head [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_resume [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_suspend [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_resume [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_root_hub_state_changes [2019-10-03 02:20:21,979 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_descriptor [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_port_reset [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure root_port_reset [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_intr_mask [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_print_eds [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure hcfs2string [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure rh_state_string [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_status [2019-10-03 02:20:21,980 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_roothub [2019-10-03 02:20:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure debug_async_open [2019-10-03 02:20:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure debug_periodic_open [2019-10-03 02:20:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure debug_registers_open [2019-10-03 02:20:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure show_list [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure fill_async_buffer [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure fill_periodic_buffer [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure fill_registers_buffer [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2019-10-03 02:20:21,983 INFO L130 BoogieDeclarations]: Found specification of procedure fill_buffer [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure create_debug_files [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure remove_debug_files [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_init [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_mem_init [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_mem_cleanup [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure dma_to_td [2019-10-03 02:20:21,984 INFO L130 BoogieDeclarations]: Found specification of procedure td_alloc [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure td_free [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ed_alloc [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ed_free [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure urb_free_priv [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure finish_urb [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure balance [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_link [2019-10-03 02:20:21,985 INFO L130 BoogieDeclarations]: Found specification of procedure ed_schedule [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_unlink [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure ed_deschedule [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure ed_get [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure start_ed_unlink [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure td_fill [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure td_submit_urb [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure td_done [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure ed_halted [2019-10-03 02:20:21,986 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_done_list [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure finish_unlinks [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure takeback_td [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure process_done_list [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure number_of_tds [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_enqueue [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_dequeue [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_endpoint_disable [2019-10-03 02:20:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_get_frame [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_usb_reset [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_shutdown [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_run [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_irq [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_mod_init [2019-10-03 02:20:21,988 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_mod_exit [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:20:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 02:20:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:20:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:20:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:20:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:20:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:20:23,862 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:21:39,669 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:21:39,669 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 02:21:39,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:21:39 BoogieIcfgContainer [2019-10-03 02:21:39,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:21:39,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:21:39,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:21:39,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:21:39,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:20:17" (1/3) ... [2019-10-03 02:21:39,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a82316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:21:39, skipping insertion in model container [2019-10-03 02:21:39,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:20:21" (2/3) ... [2019-10-03 02:21:39,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a82316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:21:39, skipping insertion in model container [2019-10-03 02:21:39,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:21:39" (3/3) ... [2019-10-03 02:21:39,680 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-10-03 02:21:39,690 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:21:39,701 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:21:39,718 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:21:39,746 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:21:39,746 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:21:39,746 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:21:39,746 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:21:39,746 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:21:39,746 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:21:39,747 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:21:39,747 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:21:39,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states. [2019-10-03 02:21:39,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-10-03 02:21:39,843 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:21:39,844 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:21:39,847 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:21:39,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:21:39,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1638486640, now seen corresponding path program 1 times [2019-10-03 02:21:39,856 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:21:39,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:39,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:21:39,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:21:39,975 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:21:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:21:42,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-10-03 02:21:42,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:21:42,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:21:42,401 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:21:42,409 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:21:42,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:21:42,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:21:42,430 INFO L87 Difference]: Start difference. First operand 3341 states. Second operand 3 states. [2019-10-03 02:24:21,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:21,868 INFO L93 Difference]: Finished difference Result 6390 states and 9179 transitions. [2019-10-03 02:24:21,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:24:21,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-10-03 02:24:21,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:21,940 INFO L225 Difference]: With dead ends: 6390 [2019-10-03 02:24:21,940 INFO L226 Difference]: Without dead ends: 6347 [2019-10-03 02:24:21,942 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:21,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6347 states. [2019-10-03 02:24:22,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6347 to 6343. [2019-10-03 02:24:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6343 states. [2019-10-03 02:24:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6343 states to 6343 states and 9114 transitions. [2019-10-03 02:24:22,401 INFO L78 Accepts]: Start accepts. Automaton has 6343 states and 9114 transitions. Word has length 308 [2019-10-03 02:24:22,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:22,405 INFO L475 AbstractCegarLoop]: Abstraction has 6343 states and 9114 transitions. [2019-10-03 02:24:22,405 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:24:22,405 INFO L276 IsEmpty]: Start isEmpty. Operand 6343 states and 9114 transitions. [2019-10-03 02:24:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-10-03 02:24:22,420 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:22,420 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:24:22,421 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:22,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:22,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1682085, now seen corresponding path program 1 times [2019-10-03 02:24:22,421 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:22,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:22,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:22,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:22,450 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-10-03 02:24:25,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:25,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:24:25,001 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:25,016 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:24:25,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:24:25,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:25,021 INFO L87 Difference]: Start difference. First operand 6343 states and 9114 transitions. Second operand 3 states. [2019-10-03 02:24:35,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:35,603 INFO L93 Difference]: Finished difference Result 12540 states and 18021 transitions. [2019-10-03 02:24:35,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:24:35,604 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2019-10-03 02:24:35,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:35,704 INFO L225 Difference]: With dead ends: 12540 [2019-10-03 02:24:35,705 INFO L226 Difference]: Without dead ends: 12540 [2019-10-03 02:24:35,706 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:35,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12540 states. [2019-10-03 02:24:36,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12540 to 12535. [2019-10-03 02:24:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12535 states. [2019-10-03 02:24:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 18017 transitions. [2019-10-03 02:24:36,285 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 18017 transitions. Word has length 311 [2019-10-03 02:24:36,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:36,289 INFO L475 AbstractCegarLoop]: Abstraction has 12535 states and 18017 transitions. [2019-10-03 02:24:36,289 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:24:36,289 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 18017 transitions. [2019-10-03 02:24:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-10-03 02:24:36,297 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:36,298 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:24:36,298 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:36,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:36,299 INFO L82 PathProgramCache]: Analyzing trace with hash 379313874, now seen corresponding path program 1 times [2019-10-03 02:24:36,299 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:36,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:36,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:36,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:36,323 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:37,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-10-03 02:24:37,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:37,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:24:37,498 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:37,499 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:24:37,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:24:37,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:37,500 INFO L87 Difference]: Start difference. First operand 12535 states and 18017 transitions. Second operand 3 states. [2019-10-03 02:24:55,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:24:55,443 INFO L93 Difference]: Finished difference Result 24555 states and 35332 transitions. [2019-10-03 02:24:55,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:24:55,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 313 [2019-10-03 02:24:55,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:24:55,662 INFO L225 Difference]: With dead ends: 24555 [2019-10-03 02:24:55,662 INFO L226 Difference]: Without dead ends: 24555 [2019-10-03 02:24:55,663 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:55,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24555 states. [2019-10-03 02:24:56,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24555 to 24552. [2019-10-03 02:24:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24552 states. [2019-10-03 02:24:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24552 states to 24552 states and 35330 transitions. [2019-10-03 02:24:56,644 INFO L78 Accepts]: Start accepts. Automaton has 24552 states and 35330 transitions. Word has length 313 [2019-10-03 02:24:56,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:24:56,650 INFO L475 AbstractCegarLoop]: Abstraction has 24552 states and 35330 transitions. [2019-10-03 02:24:56,650 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:24:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24552 states and 35330 transitions. [2019-10-03 02:24:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2019-10-03 02:24:56,663 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:24:56,663 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:24:56,664 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:24:56,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:24:56,664 INFO L82 PathProgramCache]: Analyzing trace with hash 896257042, now seen corresponding path program 1 times [2019-10-03 02:24:56,664 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:24:56,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:56,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:24:56,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:24:56,690 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:24:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:24:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-10-03 02:24:58,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:24:58,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:24:58,425 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:24:58,426 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:24:58,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:24:58,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:24:58,427 INFO L87 Difference]: Start difference. First operand 24552 states and 35330 transitions. Second operand 3 states. [2019-10-03 02:25:25,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:25:25,987 INFO L93 Difference]: Finished difference Result 41074 states and 58612 transitions. [2019-10-03 02:25:25,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:25:25,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 335 [2019-10-03 02:25:25,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:25:26,261 INFO L225 Difference]: With dead ends: 41074 [2019-10-03 02:25:26,261 INFO L226 Difference]: Without dead ends: 41074 [2019-10-03 02:25:26,262 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:25:26,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41074 states. [2019-10-03 02:25:27,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41074 to 41067. [2019-10-03 02:25:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41067 states. [2019-10-03 02:25:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41067 states to 41067 states and 58606 transitions. [2019-10-03 02:25:28,002 INFO L78 Accepts]: Start accepts. Automaton has 41067 states and 58606 transitions. Word has length 335 [2019-10-03 02:25:28,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:25:28,003 INFO L475 AbstractCegarLoop]: Abstraction has 41067 states and 58606 transitions. [2019-10-03 02:25:28,003 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:25:28,003 INFO L276 IsEmpty]: Start isEmpty. Operand 41067 states and 58606 transitions. [2019-10-03 02:25:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2019-10-03 02:25:28,022 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:25:28,023 INFO L411 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:25:28,023 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:25:28,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:25:28,024 INFO L82 PathProgramCache]: Analyzing trace with hash -725424681, now seen corresponding path program 1 times [2019-10-03 02:25:28,024 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:25:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:25:28,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:25:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:25:28,052 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:25:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:25:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2019-10-03 02:25:31,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:25:31,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:25:31,832 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:25:31,835 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:25:31,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:25:31,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:25:31,836 INFO L87 Difference]: Start difference. First operand 41067 states and 58606 transitions. Second operand 3 states. [2019-10-03 02:25:32,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:25:32,254 INFO L93 Difference]: Finished difference Result 48567 states and 69234 transitions. [2019-10-03 02:25:32,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:25:32,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 436 [2019-10-03 02:25:32,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:25:32,631 INFO L225 Difference]: With dead ends: 48567 [2019-10-03 02:25:32,631 INFO L226 Difference]: Without dead ends: 48567 [2019-10-03 02:25:32,633 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:25:32,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48567 states. [2019-10-03 02:25:34,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48567 to 48348. [2019-10-03 02:25:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48348 states. [2019-10-03 02:25:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48348 states to 48348 states and 68923 transitions. [2019-10-03 02:25:34,246 INFO L78 Accepts]: Start accepts. Automaton has 48348 states and 68923 transitions. Word has length 436 [2019-10-03 02:25:34,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:25:34,249 INFO L475 AbstractCegarLoop]: Abstraction has 48348 states and 68923 transitions. [2019-10-03 02:25:34,249 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:25:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 48348 states and 68923 transitions. [2019-10-03 02:25:34,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2019-10-03 02:25:34,300 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:25:34,301 INFO L411 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:25:34,301 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:25:34,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:25:34,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1306701122, now seen corresponding path program 1 times [2019-10-03 02:25:34,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:25:34,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:25:34,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:25:34,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:25:34,324 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:25:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:25:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2019-10-03 02:25:36,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:25:36,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:25:36,096 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:25:36,097 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:25:36,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:25:36,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:25:36,098 INFO L87 Difference]: Start difference. First operand 48348 states and 68923 transitions. Second operand 3 states. [2019-10-03 02:26:03,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:26:03,878 INFO L93 Difference]: Finished difference Result 76479 states and 108861 transitions. [2019-10-03 02:26:03,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:26:03,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 462 [2019-10-03 02:26:03,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:26:04,334 INFO L225 Difference]: With dead ends: 76479 [2019-10-03 02:26:04,334 INFO L226 Difference]: Without dead ends: 76479 [2019-10-03 02:26:04,335 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:26:04,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76479 states. [2019-10-03 02:26:06,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76479 to 76404. [2019-10-03 02:26:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76404 states. [2019-10-03 02:26:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76404 states to 76404 states and 108779 transitions. [2019-10-03 02:26:07,038 INFO L78 Accepts]: Start accepts. Automaton has 76404 states and 108779 transitions. Word has length 462 [2019-10-03 02:26:07,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:26:07,039 INFO L475 AbstractCegarLoop]: Abstraction has 76404 states and 108779 transitions. [2019-10-03 02:26:07,040 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:26:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 76404 states and 108779 transitions. [2019-10-03 02:26:07,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2019-10-03 02:26:07,070 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:26:07,070 INFO L411 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:26:07,071 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:26:07,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:26:07,072 INFO L82 PathProgramCache]: Analyzing trace with hash -580828761, now seen corresponding path program 1 times [2019-10-03 02:26:07,072 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:26:07,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:26:07,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:26:07,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:26:07,093 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:26:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:26:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2019-10-03 02:26:09,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:26:09,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:26:09,915 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:26:09,916 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:26:09,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:26:09,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:26:09,918 INFO L87 Difference]: Start difference. First operand 76404 states and 108779 transitions. Second operand 5 states. [2019-10-03 02:27:00,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:27:00,381 INFO L93 Difference]: Finished difference Result 76524 states and 108875 transitions. [2019-10-03 02:27:00,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:27:00,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 461 [2019-10-03 02:27:00,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:27:00,913 INFO L225 Difference]: With dead ends: 76524 [2019-10-03 02:27:00,913 INFO L226 Difference]: Without dead ends: 76404 [2019-10-03 02:27:00,914 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:27:01,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76404 states. [2019-10-03 02:27:02,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76404 to 76404. [2019-10-03 02:27:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76404 states. [2019-10-03 02:27:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76404 states to 76404 states and 108755 transitions. [2019-10-03 02:27:02,728 INFO L78 Accepts]: Start accepts. Automaton has 76404 states and 108755 transitions. Word has length 461 [2019-10-03 02:27:02,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:27:02,728 INFO L475 AbstractCegarLoop]: Abstraction has 76404 states and 108755 transitions. [2019-10-03 02:27:02,728 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:27:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 76404 states and 108755 transitions. [2019-10-03 02:27:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2019-10-03 02:27:02,752 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:27:02,752 INFO L411 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:27:02,752 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:27:02,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:27:02,754 INFO L82 PathProgramCache]: Analyzing trace with hash 2039655276, now seen corresponding path program 1 times [2019-10-03 02:27:02,754 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:27:02,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:27:02,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:27:02,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:27:02,775 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:27:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:27:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2196 trivial. 0 not checked. [2019-10-03 02:27:07,162 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:27:07,163 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:27:07,164 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 483 with the following transitions: [2019-10-03 02:27:07,169 INFO L207 CegarAbsIntRunner]: [145], [146], [372], [378], [379], [511], [512], [674], [675], [1011], [1012], [1122], [1281], [1287], [1288], [1383], [1384], [2556], [2558], [2560], [2561], [2564], [2566], [2568], [2569], [2570], [2572], [2574], [2575], [2582], [2584], [2585], [2890], [3325], [3911], [3913], [4141], [4143], [4145], [4146], [4147], [4150], [4518], [4519], [4612], [4613], [4644], [4646], [4647], [4712], [4723], [4725], [4726], [4746], [4748], [4750], [4752], [4754], [4756], [4758], [4760], [4762], [4764], [4767], [4769], [4771], [4773], [4775], [4777], [4779], [4781], [4783], [4785], [4787], [4789], [4791], [4793], [4795], [4797], [4799], [4801], [4879], [4891], [4894], [4897], [4909], [4912], [4915], [4917], [4920], [4922], [4924], [4926], [4935], [4954], [5032], [5035], [5038], [5057], [5086], [5115], [5144], [5173], [5186], [5215], [5244], [5273], [5294], [5323], [5326], [5329], [6025], [6027], [6030], [6989], [6990], [7027], [7029], [7033], [7035], [7040], [7044], [7049], [7052], [7626], [7627], [7628], [7629], [7630], [7631], [7632], [7633], [7634], [7635], [7636], [7637], [7638], [7639], [7752], [7988], [7989], [7990], [8052], [8053], [8054], [8055], [8056], [8236], [8237], [8240], [8248], [8249], [8258], [8259], [8260], [8261], [8262], [8263], [8264], [8265], [8266], [8267], [8268], [8269], [8270], [8271], [8272], [8273], [8274], [8275], [8276], [8277], [8278], [8279], [8280], [8281], [8282], [8283], [8284], [8285], [8286], [8287], [8288], [8289], [8290], [8291], [8292], [8293], [8294], [8295], [8296], [8297], [8298], [8299], [8300], [8301], [8302], [8303], [8304], [8305], [8306], [8307], [8308], [8309], [8310], [8311], [8326], [8327], [8328], [8329], [8330], [8331], [8332], [8333], [8334], [8335], [8404], [8576], [8577], [8578], [8822], [8823], [8824], [8825], [8826], [8827], [8828], [8829], [8832], [8833], [8834] [2019-10-03 02:27:07,272 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:27:07,272 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:27:09,014 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:27:09,016 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 1228 root evaluator evaluations with a maximum evaluation depth of 0. Performed 1228 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 2426 variables. [2019-10-03 02:27:09,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:27:09,021 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:27:09,251 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:27:09,251 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:27:09,274 INFO L420 sIntCurrentIteration]: We unified 481 AI predicates to 481 [2019-10-03 02:27:09,274 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:27:09,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:27:09,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 02:27:09,277 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:27:09,279 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:27:09,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:27:09,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:27:09,280 INFO L87 Difference]: Start difference. First operand 76404 states and 108755 transitions. Second operand 2 states. [2019-10-03 02:27:09,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:27:09,281 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:27:09,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:27:09,281 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 482 [2019-10-03 02:27:09,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:27:09,282 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:27:09,282 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:27:09,282 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 481 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:27:09,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:27:09,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:27:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:27:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:27:09,283 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 482 [2019-10-03 02:27:09,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:27:09,284 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:27:09,284 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:27:09,284 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:27:09,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:27:09,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:27:09 BoogieIcfgContainer [2019-10-03 02:27:09,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:27:09,295 INFO L168 Benchmark]: Toolchain (without parser) took 411965.24 ms. Allocated memory was 134.7 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 73.2 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 574.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,297 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3871.24 ms. Allocated memory was 134.7 MB in the beginning and 285.2 MB in the end (delta: 150.5 MB). Free memory was 73.0 MB in the beginning and 144.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 163.1 MB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,303 INFO L168 Benchmark]: Boogie Preprocessor took 501.68 ms. Allocated memory is still 285.2 MB. Free memory was 144.4 MB in the beginning and 68.1 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,305 INFO L168 Benchmark]: RCFGBuilder took 77969.85 ms. Allocated memory was 285.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 68.1 MB in the beginning and 1.0 GB in the end (delta: -979.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,313 INFO L168 Benchmark]: TraceAbstraction took 329617.71 ms. Allocated memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: 934.8 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -648.0 MB). Peak memory consumption was 286.8 MB. Max. memory is 7.1 GB. [2019-10-03 02:27:09,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3871.24 ms. Allocated memory was 134.7 MB in the beginning and 285.2 MB in the end (delta: 150.5 MB). Free memory was 73.0 MB in the beginning and 144.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 163.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 501.68 ms. Allocated memory is still 285.2 MB. Free memory was 144.4 MB in the beginning and 68.1 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 77969.85 ms. Allocated memory was 285.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 68.1 MB in the beginning and 1.0 GB in the end (delta: -979.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * TraceAbstraction took 329617.71 ms. Allocated memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: 934.8 MB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -648.0 MB). Peak memory consumption was 286.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10375]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 238 procedures, 3410 locations, 1 error locations. SAFE Result, 329.5s OverallTime, 8 OverallIterations, 17 TraceHistogramMax, 296.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 39437 SDtfs, 23827 SDslu, 39180 SDs, 0 SdLazy, 302 SolverSat, 72 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 283.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 505 GetRequests, 496 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76404occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.8s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 4.854469854469855 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 9.8s AutomataMinimizationTime, 8 MinimizatonAttempts, 313 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.1s SsaConstructionTime, 7.6s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 3108 NumberOfCodeBlocks, 3108 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3100 ConstructedInterpolants, 0 QuantifiedInterpolants, 1382757 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 14734/14846 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...