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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 23:38:43,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 23:38:43,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 23:38:43,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 23:38:43,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 23:38:43,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 23:38:43,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 23:38:43,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 23:38:43,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 23:38:43,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 23:38:43,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 23:38:43,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 23:38:43,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 23:38:43,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 23:38:43,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 23:38:43,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 23:38:43,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 23:38:43,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 23:38:43,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 23:38:43,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 23:38:43,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 23:38:43,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 23:38:43,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 23:38:43,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 23:38:43,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 23:38:43,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 23:38:43,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 23:38:43,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 23:38:43,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 23:38:43,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 23:38:43,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 23:38:43,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 23:38:43,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 23:38:43,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 23:38:43,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 23:38:43,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 23:38:43,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 23:38:43,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 23:38:43,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 23:38:43,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 23:38:43,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 23:38:43,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-02 23:38:43,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 23:38:43,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 23:38:43,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-02 23:38:43,840 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-02 23:38:43,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-02 23:38:43,841 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-02 23:38:43,841 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-02 23:38:43,842 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-02 23:38:43,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-02 23:38:43,842 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-02 23:38:43,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 23:38:43,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 23:38:43,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 23:38:43,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 23:38:43,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 23:38:43,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 23:38:43,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 23:38:43,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 23:38:43,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 23:38:43,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 23:38:43,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 23:38:43,846 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-02 23:38:43,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 23:38:43,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:38:43,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 23:38:43,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 23:38:43,847 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-02 23:38:43,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 23:38:43,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 23:38:43,848 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-02 23:38:43,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 23:38:43,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 23:38:43,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 23:38:43,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 23:38:43,913 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 23:38:43,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-02 23:38:44,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b93e43f3/d8aa0734119f46f1b5388a6dcdd0f09b/FLAGd0d6951ae [2019-10-02 23:38:45,044 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 23:38:45,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-02 23:38:45,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b93e43f3/d8aa0734119f46f1b5388a6dcdd0f09b/FLAGd0d6951ae [2019-10-02 23:38:45,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b93e43f3/d8aa0734119f46f1b5388a6dcdd0f09b [2019-10-02 23:38:45,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 23:38:45,513 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 23:38:45,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 23:38:45,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 23:38:45,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 23:38:45,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:38:45" (1/1) ... [2019-10-02 23:38:45,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f17afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:45, skipping insertion in model container [2019-10-02 23:38:45,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:38:45" (1/1) ... [2019-10-02 23:38:45,545 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 23:38:45,743 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 23:38:47,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:38:47,808 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 23:38:48,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:38:48,527 INFO L192 MainTranslator]: Completed translation [2019-10-02 23:38:48,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48 WrapperNode [2019-10-02 23:38:48,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 23:38:48,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 23:38:48,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 23:38:48,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 23:38:48,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... [2019-10-02 23:38:48,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 23:38:48,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 23:38:48,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 23:38:48,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 23:38:48,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:38:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 23:38:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 23:38:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 23:38:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-02 23:38:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:38:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-02 23:38:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-02 23:38:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-02 23:38:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 23:38:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-02 23:38:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-02 23:38:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-02 23:38:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-02 23:38:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-02 23:38:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 23:38:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 23:38:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 23:38:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 23:38:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 23:38:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 23:38:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 23:38:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 23:38:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 23:38:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-02 23:38:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-02 23:38:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_hw_offload_capable [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_insert_tag [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_put_tag [2019-10-02 23:38:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-02 23:38:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_put_tag [2019-10-02 23:38:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_get_tag [2019-10-02 23:38:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_get_tag [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_get_tag [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_manage_power [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_wdm_manage_power [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_bind [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_unbind [2019-10-02 23:38:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_tx_fixup [2019-10-02 23:38:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_process_dgram [2019-10-02 23:38:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_rx_fixup [2019-10-02 23:38:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_suspend [2019-10-02 23:38:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_resume [2019-10-02 23:38:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_driver_init [2019-10-02 23:38:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_driver_exit [2019-10-02 23:38:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2019-10-02 23:38:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_3 [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_2 [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_3 [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2019-10-02 23:38:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_7 [2019-10-02 23:38:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_8 [2019-10-02 23:38:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-10-02 23:38:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-02 23:38:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-02 23:38:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-02 23:38:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-02 23:38:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-02 23:38:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-02 23:38:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-02 23:38:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-02 23:38:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-02 23:38:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-02 23:38:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-02 23:38:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-02 23:38:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-02 23:38:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-02 23:38:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-02 23:38:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 23:38:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-02 23:38:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-02 23:38:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-02 23:38:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-02 23:38:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-02 23:38:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_bind_common [2019-10-02 23:38:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_fill_tx_frame [2019-10-02 23:38:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_rx_verify_ndp16 [2019-10-02 23:38:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_rx_verify_nth16 [2019-10-02 23:38:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_select_altsetting [2019-10-02 23:38:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_unbind [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-02 23:38:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cdc_wdm_register [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-02 23:38:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 23:38:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 23:38:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 23:38:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 23:38:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 23:38:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-02 23:38:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 23:38:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 23:38:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 23:38:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 23:38:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-02 23:38:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-02 23:38:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-02 23:38:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-02 23:38:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-02 23:38:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-02 23:38:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 23:38:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-02 23:38:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-02 23:38:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 23:38:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-02 23:38:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-02 23:38:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-02 23:38:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-02 23:38:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-02 23:38:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-02 23:38:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2019-10-02 23:38:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_2 [2019-10-02 23:38:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_3 [2019-10-02 23:38:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-02 23:38:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_7 [2019-10-02 23:38:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-02 23:38:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_8 [2019-10-02 23:38:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-02 23:38:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-02 23:38:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-02 23:38:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 23:38:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 23:38:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 23:38:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 23:38:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 23:38:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 23:38:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 23:38:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 23:38:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 23:38:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 23:38:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2019-10-02 23:38:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_3 [2019-10-02 23:38:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-02 23:38:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-02 23:38:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-02 23:38:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-02 23:38:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_hw_offload_capable [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_insert_tag [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_put_tag [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_put_tag [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_get_tag [2019-10-02 23:38:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_get_tag [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_get_tag [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2019-10-02 23:38:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cdc_wdm_register [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_select_altsetting [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_bind_common [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_unbind [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_fill_tx_frame [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_rx_verify_nth16 [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_rx_verify_ndp16 [2019-10-02 23:38:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_manage_power [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_wdm_manage_power [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_bind [2019-10-02 23:38:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_unbind [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_tx_fixup [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_process_dgram [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_rx_fixup [2019-10-02 23:38:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_suspend [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_resume [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_driver_init [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_driver_exit [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 23:38:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-02 23:38:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-02 23:38:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 23:38:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 23:38:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 23:38:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 23:38:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 23:38:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 23:38:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 23:38:49,986 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 23:38:51,240 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-10-02 23:38:52,714 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 23:38:52,715 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 23:38:52,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:38:52 BoogieIcfgContainer [2019-10-02 23:38:52,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 23:38:52,719 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 23:38:52,720 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 23:38:52,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 23:38:52,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:38:45" (1/3) ... [2019-10-02 23:38:52,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb91d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:38:52, skipping insertion in model container [2019-10-02 23:38:52,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:38:48" (2/3) ... [2019-10-02 23:38:52,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb91d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:38:52, skipping insertion in model container [2019-10-02 23:38:52,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:38:52" (3/3) ... [2019-10-02 23:38:52,734 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-02 23:38:52,748 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 23:38:52,763 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 23:38:52,788 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 23:38:52,829 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 23:38:52,830 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-02 23:38:52,830 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 23:38:52,830 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 23:38:52,830 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 23:38:52,835 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 23:38:52,835 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 23:38:52,835 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 23:38:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states. [2019-10-02 23:38:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-02 23:38:52,938 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:38:52,941 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:38:52,946 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:38:52,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:38:52,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1429197609, now seen corresponding path program 1 times [2019-10-02 23:38:52,955 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:38:53,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:38:53,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:38:53,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:38:53,094 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:38:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:38:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 23:38:53,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:38:53,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:38:53,832 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:38:53,841 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:38:53,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:38:53,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:38:53,867 INFO L87 Difference]: Start difference. First operand 767 states. Second operand 3 states. [2019-10-02 23:38:54,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:38:54,153 INFO L93 Difference]: Finished difference Result 1352 states and 1745 transitions. [2019-10-02 23:38:54,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:38:54,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-10-02 23:38:54,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:38:54,196 INFO L225 Difference]: With dead ends: 1352 [2019-10-02 23:38:54,196 INFO L226 Difference]: Without dead ends: 1329 [2019-10-02 23:38:54,199 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:38:54,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2019-10-02 23:38:54,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 1326. [2019-10-02 23:38:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1326 states. [2019-10-02 23:38:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 1708 transitions. [2019-10-02 23:38:54,474 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 1708 transitions. Word has length 56 [2019-10-02 23:38:54,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:38:54,476 INFO L475 AbstractCegarLoop]: Abstraction has 1326 states and 1708 transitions. [2019-10-02 23:38:54,476 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:38:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1708 transitions. [2019-10-02 23:38:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-02 23:38:54,493 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:38:54,494 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-02 23:38:54,495 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:38:54,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:38:54,495 INFO L82 PathProgramCache]: Analyzing trace with hash -367512484, now seen corresponding path program 1 times [2019-10-02 23:38:54,497 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:38:54,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:38:54,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:38:54,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:38:54,534 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:38:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:38:54,884 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-02 23:38:54,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 23:38:54,885 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-02 23:38:54,886 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 73 with the following transitions: [2019-10-02 23:38:54,890 INFO L207 CegarAbsIntRunner]: [21], [165], [167], [168], [249], [328], [334], [335], [338], [340], [342], [343], [441], [443], [444], [449], [450], [502], [504], [507], [509], [511], [513], [630], [633], [636], [648], [651], [654], [656], [664], [668], [1097], [1098], [1500], [1532], [1535], [1539], [1604], [1605], [1644], [1645], [1646], [1647], [1666], [1667], [1680], [1681], [1682], [1683], [1684], [1685], [1686], [1687], [1688], [1689], [1706], [1707], [1752], [1866], [1878], [1879], [1880] [2019-10-02 23:38:54,978 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-02 23:38:54,978 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-02 23:38:55,135 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-02 23:38:55,138 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 140 root evaluator evaluations with a maximum evaluation depth of 0. Performed 140 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 250 variables. [2019-10-02 23:38:55,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:38:55,143 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-02 23:38:55,202 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-02 23:38:55,202 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-02 23:38:55,210 INFO L420 sIntCurrentIteration]: We unified 71 AI predicates to 71 [2019-10-02 23:38:55,211 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-02 23:38:55,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 23:38:55,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-10-02 23:38:55,212 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:38:55,215 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 23:38:55,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 23:38:55,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:38:55,216 INFO L87 Difference]: Start difference. First operand 1326 states and 1708 transitions. Second operand 2 states. [2019-10-02 23:38:55,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:38:55,217 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-02 23:38:55,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 23:38:55,217 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 72 [2019-10-02 23:38:55,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:38:55,217 INFO L225 Difference]: With dead ends: 2 [2019-10-02 23:38:55,218 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 23:38:55,219 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:38:55,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 23:38:55,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 23:38:55,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 23:38:55,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 23:38:55,220 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2019-10-02 23:38:55,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:38:55,221 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 23:38:55,221 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 23:38:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 23:38:55,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 23:38:55,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:38:55 BoogieIcfgContainer [2019-10-02 23:38:55,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 23:38:55,234 INFO L168 Benchmark]: Toolchain (without parser) took 9719.09 ms. Allocated memory was 131.1 MB in the beginning and 377.0 MB in the end (delta: 245.9 MB). Free memory was 77.9 MB in the beginning and 225.8 MB in the end (delta: -147.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 7.1 GB. [2019-10-02 23:38:55,236 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-02 23:38:55,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3011.09 ms. Allocated memory was 131.1 MB in the beginning and 216.5 MB in the end (delta: 85.5 MB). Free memory was 77.7 MB in the beginning and 90.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. [2019-10-02 23:38:55,241 INFO L168 Benchmark]: Boogie Preprocessor took 376.35 ms. Allocated memory is still 216.5 MB. Free memory was 90.3 MB in the beginning and 77.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-10-02 23:38:55,242 INFO L168 Benchmark]: RCFGBuilder took 3809.68 ms. Allocated memory was 216.5 MB in the beginning and 278.4 MB in the end (delta: 61.9 MB). Free memory was 77.3 MB in the beginning and 101.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2019-10-02 23:38:55,244 INFO L168 Benchmark]: TraceAbstraction took 2509.71 ms. Allocated memory was 278.4 MB in the beginning and 377.0 MB in the end (delta: 98.6 MB). Free memory was 98.9 MB in the beginning and 225.8 MB in the end (delta: -127.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-02 23:38:55,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3011.09 ms. Allocated memory was 131.1 MB in the beginning and 216.5 MB in the end (delta: 85.5 MB). Free memory was 77.7 MB in the beginning and 90.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 376.35 ms. Allocated memory is still 216.5 MB. Free memory was 90.3 MB in the beginning and 77.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3809.68 ms. Allocated memory was 216.5 MB in the beginning and 278.4 MB in the end (delta: 61.9 MB). Free memory was 77.3 MB in the beginning and 101.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2509.71 ms. Allocated memory was 278.4 MB in the beginning and 377.0 MB in the end (delta: 98.6 MB). Free memory was 98.9 MB in the beginning and 225.8 MB in the end (delta: -127.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5616]: 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 111 procedures, 839 locations, 1 error locations. SAFE Result, 2.4s OverallTime, 2 OverallIterations, 3 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1052 SDtfs, 835 SDslu, 893 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1326occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.2816901408450705 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 9294 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 22/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...