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 0.1.24-112bae1 [2019-09-10 14:02:16,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 14:02:16,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 14:02:16,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 14:02:16,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 14:02:16,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 14:02:16,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 14:02:16,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 14:02:16,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 14:02:16,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 14:02:16,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 14:02:16,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 14:02:16,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 14:02:16,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 14:02:16,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 14:02:16,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 14:02:16,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 14:02:16,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 14:02:16,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 14:02:16,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 14:02:16,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 14:02:16,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 14:02:16,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 14:02:16,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 14:02:16,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 14:02:16,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 14:02:16,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 14:02:16,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 14:02:16,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 14:02:16,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 14:02:16,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 14:02:16,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 14:02:16,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 14:02:16,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 14:02:16,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 14:02:16,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 14:02:16,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 14:02:16,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 14:02:16,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 14:02:16,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 14:02:16,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 14:02:16,079 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 [2019-09-10 14:02:16,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 14:02:16,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 14:02:16,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 14:02:16,101 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 14:02:16,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 14:02:16,102 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 14:02:16,102 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 14:02:16,103 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 14:02:16,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 14:02:16,103 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 14:02:16,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 14:02:16,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 14:02:16,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 14:02:16,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 14:02:16,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 14:02:16,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 14:02:16,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 14:02:16,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 14:02:16,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 14:02:16,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 14:02:16,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 14:02:16,108 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 14:02:16,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 14:02:16,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 14:02:16,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 14:02:16,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 14:02:16,109 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 14:02:16,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 14:02:16,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 14:02:16,110 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 14:02:16,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 14:02:16,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 14:02:16,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 14:02:16,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 14:02:16,173 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 14:02:16,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-09-10 14:02:16,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5920539/afabf151089b413c91f0b40eda35fd19/FLAG4eaae8078 [2019-09-10 14:02:17,131 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 14:02:17,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-09-10 14:02:17,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5920539/afabf151089b413c91f0b40eda35fd19/FLAG4eaae8078 [2019-09-10 14:02:17,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5920539/afabf151089b413c91f0b40eda35fd19 [2019-09-10 14:02:17,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 14:02:17,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 14:02:17,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 14:02:17,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 14:02:17,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 14:02:17,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:02:17" (1/1) ... [2019-09-10 14:02:17,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1640135b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:17, skipping insertion in model container [2019-09-10 14:02:17,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:02:17" (1/1) ... [2019-09-10 14:02:17,581 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 14:02:17,739 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 14:02:20,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 14:02:20,937 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 14:02:21,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 14:02:22,121 INFO L192 MainTranslator]: Completed translation [2019-09-10 14:02:22,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22 WrapperNode [2019-09-10 14:02:22,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 14:02:22,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 14:02:22,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 14:02:22,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 14:02:22,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (1/1) ... [2019-09-10 14:02:22,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 14:02:22,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 14:02:22,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 14:02:22,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 14:02:22,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (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 [2019-09-10 14:02:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 14:02:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 14:02:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 14:02:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 14:02:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 14:02:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 14:02:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-09-10 14:02:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-10 14:02:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 14:02:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 14:02:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 14:02:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 14:02:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 14:02:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-10 14:02:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-09-10 14:02:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-10 14:02:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_nec [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_zfmicro [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdiso [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdprefetch [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ohci [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_to_hcd [2019-09-10 14:02:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_readl [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_writel [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc16 [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hc16_to_cpup [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2019-09-10 14:02:22,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_frame_no [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSWp [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSW [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_reinit [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_a [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_b [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_status [2019-09-10 14:02:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_portstatus [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_suspend [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure find_head [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_resume [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_suspend [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_resume [2019-09-10 14:02:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_root_hub_state_changes [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_status_data [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_descriptor [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_port_reset [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure root_port_reset [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_control [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_intr_mask [2019-09-10 14:02:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_print_eds [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure hcfs2string [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_state_string [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_status [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_roothub [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump [2019-09-10 14:02:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure show_list [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_async_buffer [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_periodic_buffer [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_registers_buffer [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_buffer [2019-09-10 14:02:22,919 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_async_open [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_periodic_open [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_registers_open [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure create_debug_files [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_debug_files [2019-09-10 14:02:22,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_init [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_mem_init [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_mem_cleanup [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_to_td [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure td_alloc [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure td_free [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_alloc [2019-09-10 14:02:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_free [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_free_priv [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_urb [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure balance [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_link [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_schedule [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_unlink [2019-09-10 14:02:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_deschedule [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_get [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure start_ed_unlink [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure td_fill [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure td_submit_urb [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure td_done [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_halted [2019-09-10 14:02:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_done_list [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure update_done_list [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_unlinks [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure takeback_td [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure process_done_list [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_work [2019-09-10 14:02:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure number_of_tds [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_enqueue [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_dequeue [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_endpoint_disable [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_get_frame [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_usb_reset [2019-09-10 14:02:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_shutdown [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_run [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_setup [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure io_watchdog_func [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_irq [2019-09-10 14:02:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_restart [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_suspend [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_resume [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init_driver [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_mod_init [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hcd_mod_exit [2019-09-10 14:02:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hc_driver_2 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-10 14:02:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_5 [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_4 [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 14:02:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_24 [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_26 [2019-09-10 14:02:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_27 [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_29 [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 14:02:22,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-10 14:02:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 14:02:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2019-09-10 14:02:22,934 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-10 14:02:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2019-09-10 14:02:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-10 14:02:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure sb800_prefetch [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure set_timer_slack [2019-09-10 14:02:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_dev_put [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_disable [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_enable [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2019-09-10 14:02:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_check_unlink_urb [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2019-09-10 14:02:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_root_hub_lost_power [2019-09-10 14:02:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 14:02:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 14:02:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 14:02:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 14:02:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-09-10 14:02:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-10 14:02:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 14:02:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 14:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-10 14:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 14:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 14:02:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-10 14:02:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-10 14:02:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_27 [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure set_timer_slack [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_24 [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_29 [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-10 14:02:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-10 14:02:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hc_driver_2 [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-09-10 14:02:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_5 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-09-10 14:02:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_4 [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2019-09-10 14:02:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_26 [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 14:02:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 14:02:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_root_hub_lost_power [2019-09-10 14:02:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_nec [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_zfmicro [2019-09-10 14:02:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdiso [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdprefetch [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ohci [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_to_hcd [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_readl [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_writel [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc16 [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2019-09-10 14:02:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure hc16_to_cpup [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_frame_no [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSWp [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSW [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_reinit [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_a [2019-09-10 14:02:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_b [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_status [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_portstatus [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init_driver [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_restart [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_setup [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_suspend [2019-09-10 14:02:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_resume [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_control [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_status_data [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_dev_put [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_disable [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_enable [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure sb800_prefetch [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump [2019-09-10 14:02:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure io_watchdog_func [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure update_done_list [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_work [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_suspend [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure find_head [2019-09-10 14:02:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_resume [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_suspend [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_resume [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_root_hub_state_changes [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_descriptor [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_port_reset [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure root_port_reset [2019-09-10 14:02:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_intr_mask [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_print_eds [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure hcfs2string [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure rh_state_string [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_status [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_roothub [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure debug_async_open [2019-09-10 14:02:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure debug_periodic_open [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure debug_registers_open [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure show_list [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure fill_async_buffer [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure fill_periodic_buffer [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure fill_registers_buffer [2019-09-10 14:02:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure fill_buffer [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure create_debug_files [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure remove_debug_files [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_init [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_mem_init [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_mem_cleanup [2019-09-10 14:02:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure dma_to_td [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure td_alloc [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure td_free [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure ed_alloc [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure ed_free [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure urb_free_priv [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure finish_urb [2019-09-10 14:02:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure balance [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_link [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure ed_schedule [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_unlink [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure ed_deschedule [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure ed_get [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure start_ed_unlink [2019-09-10 14:02:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure td_fill [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure td_submit_urb [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure td_done [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure ed_halted [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_done_list [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure finish_unlinks [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure takeback_td [2019-09-10 14:02:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure process_done_list [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure number_of_tds [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_enqueue [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_dequeue [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_endpoint_disable [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_get_frame [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_usb_reset [2019-09-10 14:02:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_shutdown [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_run [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_irq [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_mod_init [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hcd_mod_exit [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 14:02:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 14:02:22,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-10 14:02:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 14:02:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 14:02:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 14:02:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 14:02:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 14:02:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 14:02:25,019 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 14:03:46,231 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 14:03:46,232 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-10 14:03:46,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:03:46 BoogieIcfgContainer [2019-09-10 14:03:46,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 14:03:46,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 14:03:46,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 14:03:46,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 14:03:46,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:02:17" (1/3) ... [2019-09-10 14:03:46,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a53a0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:03:46, skipping insertion in model container [2019-09-10 14:03:46,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:02:22" (2/3) ... [2019-09-10 14:03:46,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a53a0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:03:46, skipping insertion in model container [2019-09-10 14:03:46,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:03:46" (3/3) ... [2019-09-10 14:03:46,248 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2019-09-10 14:03:46,260 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 14:03:46,284 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 14:03:46,303 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 14:03:46,336 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 14:03:46,337 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 14:03:46,337 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 14:03:46,337 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 14:03:46,338 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 14:03:46,338 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 14:03:46,338 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 14:03:46,338 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 14:03:46,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states. [2019-09-10 14:03:46,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-09-10 14:03:46,474 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:03:46,475 INFO L399 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] [2019-09-10 14:03:46,478 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:03:46,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:03:46,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1638486640, now seen corresponding path program 1 times [2019-09-10 14:03:46,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:03:46,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:03:46,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:03:46,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:03:46,609 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:03:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:03:48,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-09-10 14:03:48,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:03:48,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:03:48,654 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:03:48,660 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:03:48,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:03:48,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:03:48,679 INFO L87 Difference]: Start difference. First operand 3341 states. Second operand 3 states. [2019-09-10 14:07:00,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:07:00,916 INFO L93 Difference]: Finished difference Result 6390 states and 9179 transitions. [2019-09-10 14:07:00,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:07:00,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-09-10 14:07:00,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:07:01,017 INFO L225 Difference]: With dead ends: 6390 [2019-09-10 14:07:01,018 INFO L226 Difference]: Without dead ends: 6347 [2019-09-10 14:07:01,019 INFO L628 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 [2019-09-10 14:07:01,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6347 states. [2019-09-10 14:07:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6347 to 6343. [2019-09-10 14:07:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6343 states. [2019-09-10 14:07:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6343 states to 6343 states and 9114 transitions. [2019-09-10 14:07:01,406 INFO L78 Accepts]: Start accepts. Automaton has 6343 states and 9114 transitions. Word has length 308 [2019-09-10 14:07:01,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:07:01,408 INFO L475 AbstractCegarLoop]: Abstraction has 6343 states and 9114 transitions. [2019-09-10 14:07:01,408 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:07:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 6343 states and 9114 transitions. [2019-09-10 14:07:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-09-10 14:07:01,415 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:07:01,416 INFO L399 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] [2019-09-10 14:07:01,416 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:07:01,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:07:01,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1682085, now seen corresponding path program 1 times [2019-09-10 14:07:01,419 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:07:01,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:01,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:07:01,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:01,424 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:07:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:07:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-09-10 14:07:02,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:07:02,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:07:02,684 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:07:02,686 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:07:02,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:07:02,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:07:02,687 INFO L87 Difference]: Start difference. First operand 6343 states and 9114 transitions. Second operand 3 states. [2019-09-10 14:07:14,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:07:14,266 INFO L93 Difference]: Finished difference Result 12540 states and 18021 transitions. [2019-09-10 14:07:14,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:07:14,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2019-09-10 14:07:14,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:07:14,391 INFO L225 Difference]: With dead ends: 12540 [2019-09-10 14:07:14,391 INFO L226 Difference]: Without dead ends: 12540 [2019-09-10 14:07:14,392 INFO L628 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 [2019-09-10 14:07:14,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12540 states. [2019-09-10 14:07:14,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12540 to 12535. [2019-09-10 14:07:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12535 states. [2019-09-10 14:07:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 18017 transitions. [2019-09-10 14:07:14,980 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 18017 transitions. Word has length 311 [2019-09-10 14:07:14,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:07:14,982 INFO L475 AbstractCegarLoop]: Abstraction has 12535 states and 18017 transitions. [2019-09-10 14:07:14,982 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:07:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 18017 transitions. [2019-09-10 14:07:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-09-10 14:07:14,989 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:07:14,990 INFO L399 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] [2019-09-10 14:07:14,990 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:07:14,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:07:14,990 INFO L82 PathProgramCache]: Analyzing trace with hash 379313874, now seen corresponding path program 1 times [2019-09-10 14:07:14,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:07:14,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:14,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:07:14,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:14,995 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:07:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:07:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-09-10 14:07:15,929 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:07:15,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:07:15,930 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:07:15,930 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:07:15,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:07:15,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:07:15,931 INFO L87 Difference]: Start difference. First operand 12535 states and 18017 transitions. Second operand 3 states. [2019-09-10 14:07:32,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:07:32,234 INFO L93 Difference]: Finished difference Result 24555 states and 35332 transitions. [2019-09-10 14:07:32,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:07:32,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 313 [2019-09-10 14:07:32,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:07:32,468 INFO L225 Difference]: With dead ends: 24555 [2019-09-10 14:07:32,468 INFO L226 Difference]: Without dead ends: 24555 [2019-09-10 14:07:32,468 INFO L628 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 [2019-09-10 14:07:32,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24555 states. [2019-09-10 14:07:34,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24555 to 24552. [2019-09-10 14:07:34,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24552 states. [2019-09-10 14:07:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24552 states to 24552 states and 35330 transitions. [2019-09-10 14:07:34,802 INFO L78 Accepts]: Start accepts. Automaton has 24552 states and 35330 transitions. Word has length 313 [2019-09-10 14:07:34,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:07:34,810 INFO L475 AbstractCegarLoop]: Abstraction has 24552 states and 35330 transitions. [2019-09-10 14:07:34,810 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:07:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 24552 states and 35330 transitions. [2019-09-10 14:07:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-09-10 14:07:34,827 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:07:34,828 INFO L399 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] [2019-09-10 14:07:34,834 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:07:34,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:07:34,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1073233385, now seen corresponding path program 1 times [2019-09-10 14:07:34,840 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:07:34,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:34,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:07:34,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:34,846 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:07:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:07:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-09-10 14:07:35,860 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:07:35,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:07:35,861 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:07:35,861 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:07:35,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:07:35,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:07:35,862 INFO L87 Difference]: Start difference. First operand 24552 states and 35330 transitions. Second operand 3 states. [2019-09-10 14:07:49,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:07:49,728 INFO L93 Difference]: Finished difference Result 41074 states and 58612 transitions. [2019-09-10 14:07:49,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:07:49,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 334 [2019-09-10 14:07:49,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:07:49,955 INFO L225 Difference]: With dead ends: 41074 [2019-09-10 14:07:49,955 INFO L226 Difference]: Without dead ends: 41074 [2019-09-10 14:07:49,955 INFO L628 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 [2019-09-10 14:07:50,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41074 states. [2019-09-10 14:07:51,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41074 to 41067. [2019-09-10 14:07:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41067 states. [2019-09-10 14:07:51,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41067 states to 41067 states and 58606 transitions. [2019-09-10 14:07:51,415 INFO L78 Accepts]: Start accepts. Automaton has 41067 states and 58606 transitions. Word has length 334 [2019-09-10 14:07:51,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:07:51,416 INFO L475 AbstractCegarLoop]: Abstraction has 41067 states and 58606 transitions. [2019-09-10 14:07:51,416 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:07:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand 41067 states and 58606 transitions. [2019-09-10 14:07:51,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2019-09-10 14:07:51,428 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:07:51,429 INFO L399 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] [2019-09-10 14:07:51,429 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:07:51,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:07:51,430 INFO L82 PathProgramCache]: Analyzing trace with hash -725424681, now seen corresponding path program 1 times [2019-09-10 14:07:51,430 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:07:51,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:51,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:07:51,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:51,435 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:07:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:07:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2019-09-10 14:07:54,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:07:54,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:07:54,311 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:07:54,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:07:54,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:07:54,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:07:54,314 INFO L87 Difference]: Start difference. First operand 41067 states and 58606 transitions. Second operand 3 states. [2019-09-10 14:07:54,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:07:54,668 INFO L93 Difference]: Finished difference Result 48567 states and 69234 transitions. [2019-09-10 14:07:54,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:07:54,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 436 [2019-09-10 14:07:54,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:07:54,973 INFO L225 Difference]: With dead ends: 48567 [2019-09-10 14:07:54,974 INFO L226 Difference]: Without dead ends: 48567 [2019-09-10 14:07:54,975 INFO L628 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 [2019-09-10 14:07:55,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48567 states. [2019-09-10 14:07:56,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48567 to 48348. [2019-09-10 14:07:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48348 states. [2019-09-10 14:07:56,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48348 states to 48348 states and 68923 transitions. [2019-09-10 14:07:56,453 INFO L78 Accepts]: Start accepts. Automaton has 48348 states and 68923 transitions. Word has length 436 [2019-09-10 14:07:56,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:07:56,454 INFO L475 AbstractCegarLoop]: Abstraction has 48348 states and 68923 transitions. [2019-09-10 14:07:56,455 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:07:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 48348 states and 68923 transitions. [2019-09-10 14:07:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2019-09-10 14:07:56,773 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:07:56,774 INFO L399 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] [2019-09-10 14:07:56,774 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:07:56,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:07:56,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1306701122, now seen corresponding path program 1 times [2019-09-10 14:07:56,775 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:07:56,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:56,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:07:56,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:07:56,779 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:07:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:07:57,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2019-09-10 14:07:57,919 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:07:57,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 14:07:57,919 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:07:57,920 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 14:07:57,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 14:07:57,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 14:07:57,921 INFO L87 Difference]: Start difference. First operand 48348 states and 68923 transitions. Second operand 3 states. [2019-09-10 14:08:20,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:08:20,158 INFO L93 Difference]: Finished difference Result 76479 states and 108861 transitions. [2019-09-10 14:08:20,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 14:08:20,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 462 [2019-09-10 14:08:20,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:08:20,572 INFO L225 Difference]: With dead ends: 76479 [2019-09-10 14:08:20,572 INFO L226 Difference]: Without dead ends: 76479 [2019-09-10 14:08:20,572 INFO L628 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 [2019-09-10 14:08:20,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76479 states. [2019-09-10 14:08:22,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76479 to 76404. [2019-09-10 14:08:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76404 states. [2019-09-10 14:08:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76404 states to 76404 states and 108779 transitions. [2019-09-10 14:08:22,976 INFO L78 Accepts]: Start accepts. Automaton has 76404 states and 108779 transitions. Word has length 462 [2019-09-10 14:08:22,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:08:22,977 INFO L475 AbstractCegarLoop]: Abstraction has 76404 states and 108779 transitions. [2019-09-10 14:08:22,977 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 14:08:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 76404 states and 108779 transitions. [2019-09-10 14:08:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2019-09-10 14:08:23,000 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:08:23,001 INFO L399 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] [2019-09-10 14:08:23,001 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:08:23,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:08:23,002 INFO L82 PathProgramCache]: Analyzing trace with hash -580828761, now seen corresponding path program 1 times [2019-09-10 14:08:23,002 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:08:23,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:08:23,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:08:23,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:08:23,006 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:08:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:08:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2019-09-10 14:08:24,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 14:08:24,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 14:08:24,263 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:08:24,264 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 14:08:24,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 14:08:24,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 14:08:24,265 INFO L87 Difference]: Start difference. First operand 76404 states and 108779 transitions. Second operand 5 states. [2019-09-10 14:08:58,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:08:58,293 INFO L93 Difference]: Finished difference Result 76524 states and 108875 transitions. [2019-09-10 14:08:58,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 14:08:58,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 461 [2019-09-10 14:08:58,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:08:58,765 INFO L225 Difference]: With dead ends: 76524 [2019-09-10 14:08:58,765 INFO L226 Difference]: Without dead ends: 76404 [2019-09-10 14:08:58,766 INFO L628 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 [2019-09-10 14:08:58,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76404 states. [2019-09-10 14:09:02,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76404 to 76404. [2019-09-10 14:09:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76404 states. [2019-09-10 14:09:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76404 states to 76404 states and 108755 transitions. [2019-09-10 14:09:03,088 INFO L78 Accepts]: Start accepts. Automaton has 76404 states and 108755 transitions. Word has length 461 [2019-09-10 14:09:03,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:09:03,088 INFO L475 AbstractCegarLoop]: Abstraction has 76404 states and 108755 transitions. [2019-09-10 14:09:03,088 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 14:09:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand 76404 states and 108755 transitions. [2019-09-10 14:09:03,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2019-09-10 14:09:03,107 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 14:09:03,108 INFO L399 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] [2019-09-10 14:09:03,108 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 14:09:03,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:09:03,109 INFO L82 PathProgramCache]: Analyzing trace with hash 2039655276, now seen corresponding path program 1 times [2019-09-10 14:09:03,109 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 14:09:03,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:09:03,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 14:09:03,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 14:09:03,114 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 14:09:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 14:09:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 2196 trivial. 0 not checked. [2019-09-10 14:09:06,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 14:09:06,364 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 14:09:06,366 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 483 with the following transitions: [2019-09-10 14:09:06,368 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] [2019-09-10 14:09:06,434 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 14:09:06,435 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 14:09:07,589 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 14:09:07,590 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. [2019-09-10 14:09:07,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 14:09:07,594 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 14:09:07,801 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 14:09:07,801 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 14:09:07,811 INFO L420 sIntCurrentIteration]: We unified 481 AI predicates to 481 [2019-09-10 14:09:07,812 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 14:09:07,812 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 14:09:07,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-09-10 14:09:07,813 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 14:09:07,814 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 14:09:07,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 14:09:07,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 14:09:07,815 INFO L87 Difference]: Start difference. First operand 76404 states and 108755 transitions. Second operand 2 states. [2019-09-10 14:09:07,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 14:09:07,816 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 14:09:07,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 14:09:07,816 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 482 [2019-09-10 14:09:07,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 14:09:07,817 INFO L225 Difference]: With dead ends: 2 [2019-09-10 14:09:07,817 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 14:09:07,817 INFO L628 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 [2019-09-10 14:09:07,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 14:09:07,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 14:09:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 14:09:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 14:09:07,818 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 482 [2019-09-10 14:09:07,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 14:09:07,819 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 14:09:07,819 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 14:09:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 14:09:07,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 14:09:07,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:09:07 BoogieIcfgContainer [2019-09-10 14:09:07,825 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 14:09:07,827 INFO L168 Benchmark]: Toolchain (without parser) took 410266.44 ms. Allocated memory was 141.6 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 75.2 MB in the beginning and 868.9 MB in the end (delta: -793.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,828 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4557.82 ms. Allocated memory was 141.6 MB in the beginning and 272.6 MB in the end (delta: 131.1 MB). Free memory was 75.0 MB in the beginning and 131.9 MB in the end (delta: -56.8 MB). Peak memory consumption was 142.2 MB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,830 INFO L168 Benchmark]: Boogie Preprocessor took 715.87 ms. Allocated memory was 272.6 MB in the beginning and 353.4 MB in the end (delta: 80.7 MB). Free memory was 131.9 MB in the beginning and 256.4 MB in the end (delta: -124.6 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,831 INFO L168 Benchmark]: RCFGBuilder took 83395.56 ms. Allocated memory was 353.4 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 256.4 MB in the beginning and 666.8 MB in the end (delta: -410.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,832 INFO L168 Benchmark]: TraceAbstraction took 321588.29 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 911.7 MB). Free memory was 666.8 MB in the beginning and 868.9 MB in the end (delta: -202.1 MB). Peak memory consumption was 709.6 MB. Max. memory is 7.1 GB. [2019-09-10 14:09:07,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4557.82 ms. Allocated memory was 141.6 MB in the beginning and 272.6 MB in the end (delta: 131.1 MB). Free memory was 75.0 MB in the beginning and 131.9 MB in the end (delta: -56.8 MB). Peak memory consumption was 142.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 715.87 ms. Allocated memory was 272.6 MB in the beginning and 353.4 MB in the end (delta: 80.7 MB). Free memory was 131.9 MB in the beginning and 256.4 MB in the end (delta: -124.6 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 83395.56 ms. Allocated memory was 353.4 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 256.4 MB in the beginning and 666.8 MB in the end (delta: -410.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * TraceAbstraction took 321588.29 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 911.7 MB). Free memory was 666.8 MB in the beginning and 868.9 MB in the end (delta: -202.1 MB). Peak memory consumption was 709.6 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, 321.4s OverallTime, 8 OverallIterations, 17 TraceHistogramMax, 292.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 39437 SDtfs, 23827 SDslu, 39180 SDs, 0 SdLazy, 302 SolverSat, 72 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 282.8s 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, 1.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 4.854469854469855 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 12.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 313 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 2.4s SsaConstructionTime, 4.8s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 3107 NumberOfCodeBlocks, 3107 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3099 ConstructedInterpolants, 0 QuantifiedInterpolants, 1382076 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 14748/14846 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...