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-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 10:58:20,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 10:58:20,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 10:58:20,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 10:58:20,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 10:58:20,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 10:58:20,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 10:58:20,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 10:58:20,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 10:58:20,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 10:58:20,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 10:58:20,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 10:58:20,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 10:58:20,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 10:58:20,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 10:58:20,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 10:58:20,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 10:58:20,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 10:58:20,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 10:58:20,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 10:58:20,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 10:58:20,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 10:58:20,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 10:58:20,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 10:58:20,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 10:58:20,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 10:58:20,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 10:58:20,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 10:58:20,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 10:58:20,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 10:58:20,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 10:58:20,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 10:58:20,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 10:58:20,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 10:58:20,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 10:58:20,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 10:58:20,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 10:58:20,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 10:58:20,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 10:58:20,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 10:58:20,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 10:58:20,796 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 10:58:20,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 10:58:20,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 10:58:20,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 10:58:20,812 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 10:58:20,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 10:58:20,813 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 10:58:20,813 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 10:58:20,813 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 10:58:20,813 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 10:58:20,814 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 10:58:20,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 10:58:20,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 10:58:20,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 10:58:20,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 10:58:20,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 10:58:20,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 10:58:20,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 10:58:20,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 10:58:20,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 10:58:20,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 10:58:20,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 10:58:20,817 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 10:58:20,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 10:58:20,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 10:58:20,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 10:58:20,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 10:58:20,818 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 10:58:20,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 10:58:20,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 10:58:20,818 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 10:58:20,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 10:58:20,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 10:58:20,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 10:58:20,871 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 10:58:20,871 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 10:58:20,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2019-09-10 10:58:20,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cbe591b5/8308ff26a91848b38361cd3e46b6e41b/FLAGd068fc546 [2019-09-10 10:58:21,917 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 10:58:21,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2019-09-10 10:58:21,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cbe591b5/8308ff26a91848b38361cd3e46b6e41b/FLAGd068fc546 [2019-09-10 10:58:22,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cbe591b5/8308ff26a91848b38361cd3e46b6e41b [2019-09-10 10:58:22,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 10:58:22,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 10:58:22,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 10:58:22,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 10:58:22,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 10:58:22,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:58:22" (1/1) ... [2019-09-10 10:58:22,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26bc3ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:22, skipping insertion in model container [2019-09-10 10:58:22,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:58:22" (1/1) ... [2019-09-10 10:58:22,320 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 10:58:22,508 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 10:58:25,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 10:58:25,549 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 10:58:26,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 10:58:26,972 INFO L192 MainTranslator]: Completed translation [2019-09-10 10:58:26,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26 WrapperNode [2019-09-10 10:58:26,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 10:58:26,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 10:58:26,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 10:58:26,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 10:58:26,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:26,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (1/1) ... [2019-09-10 10:58:27,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 10:58:27,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 10:58:27,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 10:58:27,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 10:58:27,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (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 10:58:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 10:58:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 10:58:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 10:58:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 10:58:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 10:58:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 10:58:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-10 10:58:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-10 10:58:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 10:58:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-10 10:58:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-10 10:58:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 10:58:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-10 10:58:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-09-10 10:58:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-10 10:58:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-09-10 10:58:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-09-10 10:58:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-10 10:58:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-10 10:58:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-10 10:58:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 10:58:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 10:58:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-10 10:58:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 10:58:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-10 10:58:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2019-09-10 10:58:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2019-09-10 10:58:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 10:58:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 10:58:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-10 10:58:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-09-10 10:58:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-09-10 10:58:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2019-09-10 10:58:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-09-10 10:58:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-09-10 10:58:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2019-09-10 10:58:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_after [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head [2019-09-10 10:58:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-10 10:58:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 10:58:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 10:58:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 10:58:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 10:58:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 10:58:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 10:58:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_unlock_wait [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable_nosync [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2019-09-10 10:58:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2019-09-10 10:58:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-10 10:58:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-10 10:58:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-10 10:58:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-10 10:58:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-10 10:58:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-10 10:58:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-10 10:58:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-10 10:58:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-10 10:58:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-09-10 10:58:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-09-10 10:58:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock [2019-09-10 10:58:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock [2019-09-10 10:58:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_gso_segment [2019-09-10 10:58:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_gso_max_size [2019-09-10 10:58:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-10 10:58:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-10 10:58:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-10 10:58:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-10 10:58:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-10 10:58:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_eth_hdr [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_v6_check [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2019-09-10 10:58:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2019-09-10 10:58:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2019-09-10 10:58:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2019-09-10 10:58:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2019-09-10 10:58:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2019-09-10 10:58:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ocp_write [2019-09-10 10:58:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2019-09-10 10:58:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2019-09-10 10:58:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2019-09-10 10:58:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2019-09-10 10:58:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2019-09-10 10:58:27,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2019-09-10 10:58:27,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2019-09-10 10:58:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2019-09-10 10:58:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2019-09-10 10:58:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2019-09-10 10:58:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2019-09-10 10:58:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_read [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ethernet_addr [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2019-09-10 10:58:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure write_bulk_callback [2019-09-10 10:58:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2019-09-10 10:58:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2019-09-10 10:58:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2019-09-10 10:58:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2019-09-10 10:58:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_all_mem [2019-09-10 10:58:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_get_tx_agg [2019-09-10 10:58:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure get_protocol [2019-09-10 10:58:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_csum_workaround [2019-09-10 10:58:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure msdn_giant_send_check [2019-09-10 10:58:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_tx_csum [2019-09-10 10:58:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_tx_agg_fill [2019-09-10 10:58:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_rx_csum [2019-09-10 10:58:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_bottom [2019-09-10 10:58:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_bottom [2019-09-10 10:58:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bottom_half [2019-09-10 10:58:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2019-09-10 10:58:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2019-09-10 10:58:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2019-09-10 10:58:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8152_set_rx_mode [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_start_xmit [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_reset_packet_filter [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2019-09-10 10:58:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_enable [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_agg [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8153_enable [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disable [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2019-09-10 10:58:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_reset [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_clear_bp [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_clear_bp [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2019-09-10 10:58:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_hw_phy_cfg [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_exit_oob [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enter_oob [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_hw_phy_cfg [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u2p3en [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2019-09-10 10:58:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_first_init [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enter_oob [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_down [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8153_down [2019-09-10 10:58:27,468 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_eee [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_eee [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2019-09-10 10:58:27,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_init [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_init [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_suspend [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_wol [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_msglevel [2019-09-10 10:58:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_msglevel [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_drvinfo [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_sset_count [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_ethtool_stats [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_strings [2019-09-10 10:58:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_get_version [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_unload [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8153_unload [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ops_init [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2019-09-10 10:58:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_driver_init [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_driver_exit [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_3 [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-10 10:58:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_14 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_16 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_17 [2019-09-10 10:58:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_18 [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_19 [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_20 [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_21 [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-10 10:58:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 10:58:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-10 10:58:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-10 10:58:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-10 10:58:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc_node [2019-09-10 10:58:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 10:58:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-09-10 10:58:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-10 10:58:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-10 10:58:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 10:58:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_gso_segment [2019-09-10 10:58:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-09-10 10:58:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 10:58:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-10 10:58:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 10:58:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 10:58:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-10 10:58:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-10 10:58:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_ipv6_magic [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-10 10:58:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-10 10:58:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-10 10:58:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_help [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_tx_timestamp [2019-09-10 10:58:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-10 10:58:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 10:58:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_set_configuration [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 10:58:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 10:58:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-10 10:58:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 10:58:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-09-10 10:58:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 10:58:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-10 10:58:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-10 10:58:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-10 10:58:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-09-10 10:58:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-09-10 10:58:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-10 10:58:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 10:58:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 10:58:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 10:58:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc_node [2019-09-10 10:58:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 10:58:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2019-09-10 10:58:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure csum_ipv6_magic [2019-09-10 10:58:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2019-09-10 10:58:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-10 10:58:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-09-10 10:58:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 10:58:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice [2019-09-10 10:58:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_after [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2019-09-10 10:58:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_14 [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2019-09-10 10:58:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2019-09-10 10:58:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_tx_timestamp [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 10:58:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 10:58:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 10:58:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_3 [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 10:58:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_unlock_wait [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable_nosync [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2019-09-10 10:58:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_17 [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_19 [2019-09-10 10:58:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-10 10:58:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-09-10 10:58:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-09-10 10:58:27,522 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_16 [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-10 10:58:27,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_18 [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_help [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_gso_segment [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_gso_segment [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_gso_max_size [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-10 10:58:27,524 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-10 10:58:27,525 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-09-10 10:58:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2019-09-10 10:58:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_20 [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_21 [2019-09-10 10:58:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 10:58:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_set_configuration [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_eth_hdr [2019-09-10 10:58:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_v6_check [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2019-09-10 10:58:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ocp_write [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2019-09-10 10:58:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2019-09-10 10:58:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure sram_read [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure set_ethernet_addr [2019-09-10 10:58:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure write_bulk_callback [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2019-09-10 10:58:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_all_mem [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_get_tx_agg [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure get_protocol [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_csum_workaround [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure msdn_giant_send_check [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_tx_csum [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_tx_agg_fill [2019-09-10 10:58:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_rx_csum [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure rx_bottom [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure tx_bottom [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure bottom_half [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2019-09-10 10:58:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8152_set_rx_mode [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_start_xmit [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_reset_packet_filter [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2019-09-10 10:58:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_enable [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_agg [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8153_enable [2019-09-10 10:58:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disable [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_reset [2019-09-10 10:58:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_clear_bp [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_clear_bp [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_hw_phy_cfg [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_exit_oob [2019-09-10 10:58:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enter_oob [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_hw_phy_cfg [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u2p3en [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2019-09-10 10:58:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_first_init [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enter_oob [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_down [2019-09-10 10:58:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8153_down [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2019-09-10 10:58:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_eee [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_eee [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_init [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_init [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_suspend [2019-09-10 10:58:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_wol [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_msglevel [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_msglevel [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_drvinfo [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2019-09-10 10:58:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_sset_count [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_ethtool_stats [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_strings [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_get_version [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_unload [2019-09-10 10:58:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8153_unload [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ops_init [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_driver_init [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_driver_exit [2019-09-10 10:58:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-10 10:58:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-10 10:58:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-10 10:58:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 10:58:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 10:58:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 10:58:28,969 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 10:58:37,153 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 10:58:37,153 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-10 10:58:37,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:58:37 BoogieIcfgContainer [2019-09-10 10:58:37,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 10:58:37,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 10:58:37,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 10:58:37,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 10:58:37,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 10:58:22" (1/3) ... [2019-09-10 10:58:37,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b1a9e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 10:58:37, skipping insertion in model container [2019-09-10 10:58:37,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:58:26" (2/3) ... [2019-09-10 10:58:37,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b1a9e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 10:58:37, skipping insertion in model container [2019-09-10 10:58:37,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:58:37" (3/3) ... [2019-09-10 10:58:37,164 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2019-09-10 10:58:37,175 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 10:58:37,188 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 10:58:37,213 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 10:58:37,253 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 10:58:37,253 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 10:58:37,253 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 10:58:37,254 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 10:58:37,254 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 10:58:37,254 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 10:58:37,254 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 10:58:37,254 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 10:58:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states. [2019-09-10 10:58:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-09-10 10:58:37,371 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:37,372 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:37,375 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:37,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:37,381 INFO L82 PathProgramCache]: Analyzing trace with hash -2023798541, now seen corresponding path program 1 times [2019-09-10 10:58:37,383 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:37,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:37,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:37,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:37,471 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:38,107 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-09-10 10:58:38,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:38,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:58:38,110 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:38,118 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:58:38,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:58:38,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:58:38,139 INFO L87 Difference]: Start difference. First operand 3188 states. Second operand 3 states. [2019-09-10 10:58:38,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:38,680 INFO L93 Difference]: Finished difference Result 4935 states and 6811 transitions. [2019-09-10 10:58:38,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:58:38,682 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2019-09-10 10:58:38,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:38,775 INFO L225 Difference]: With dead ends: 4935 [2019-09-10 10:58:38,776 INFO L226 Difference]: Without dead ends: 4916 [2019-09-10 10:58:38,778 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 10:58:38,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2019-09-10 10:58:39,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 4916. [2019-09-10 10:58:39,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4916 states. [2019-09-10 10:58:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 4916 states and 6782 transitions. [2019-09-10 10:58:39,155 INFO L78 Accepts]: Start accepts. Automaton has 4916 states and 6782 transitions. Word has length 96 [2019-09-10 10:58:39,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:39,157 INFO L475 AbstractCegarLoop]: Abstraction has 4916 states and 6782 transitions. [2019-09-10 10:58:39,158 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:58:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 6782 transitions. [2019-09-10 10:58:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-09-10 10:58:39,171 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:39,172 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-10 10:58:39,173 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:39,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:39,173 INFO L82 PathProgramCache]: Analyzing trace with hash -721868105, now seen corresponding path program 1 times [2019-09-10 10:58:39,173 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:39,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:39,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:39,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:39,184 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-09-10 10:58:39,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:39,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 10:58:39,806 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:39,808 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 10:58:39,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 10:58:39,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 10:58:39,810 INFO L87 Difference]: Start difference. First operand 4916 states and 6782 transitions. Second operand 6 states. [2019-09-10 10:58:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:45,032 INFO L93 Difference]: Finished difference Result 9806 states and 13609 transitions. [2019-09-10 10:58:45,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 10:58:45,033 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2019-09-10 10:58:45,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:45,109 INFO L225 Difference]: With dead ends: 9806 [2019-09-10 10:58:45,109 INFO L226 Difference]: Without dead ends: 9785 [2019-09-10 10:58:45,111 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-10 10:58:45,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9785 states. [2019-09-10 10:58:45,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9785 to 9785. [2019-09-10 10:58:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9785 states. [2019-09-10 10:58:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9785 states to 9785 states and 13586 transitions. [2019-09-10 10:58:45,522 INFO L78 Accepts]: Start accepts. Automaton has 9785 states and 13586 transitions. Word has length 112 [2019-09-10 10:58:45,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:45,523 INFO L475 AbstractCegarLoop]: Abstraction has 9785 states and 13586 transitions. [2019-09-10 10:58:45,523 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 10:58:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 9785 states and 13586 transitions. [2019-09-10 10:58:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-09-10 10:58:45,567 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:45,568 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:45,568 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:45,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:45,569 INFO L82 PathProgramCache]: Analyzing trace with hash -387216837, now seen corresponding path program 1 times [2019-09-10 10:58:45,569 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:45,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:45,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:45,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:45,578 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2019-09-10 10:58:45,931 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:45,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:58:45,932 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:45,933 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:58:45,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:58:45,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:58:45,934 INFO L87 Difference]: Start difference. First operand 9785 states and 13586 transitions. Second operand 3 states. [2019-09-10 10:58:46,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:46,344 INFO L93 Difference]: Finished difference Result 18614 states and 25853 transitions. [2019-09-10 10:58:46,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:58:46,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 289 [2019-09-10 10:58:46,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:46,495 INFO L225 Difference]: With dead ends: 18614 [2019-09-10 10:58:46,495 INFO L226 Difference]: Without dead ends: 18614 [2019-09-10 10:58:46,496 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 10:58:46,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18614 states. [2019-09-10 10:58:47,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18614 to 18575. [2019-09-10 10:58:47,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18575 states. [2019-09-10 10:58:47,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18575 states to 18575 states and 25809 transitions. [2019-09-10 10:58:47,332 INFO L78 Accepts]: Start accepts. Automaton has 18575 states and 25809 transitions. Word has length 289 [2019-09-10 10:58:47,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:47,332 INFO L475 AbstractCegarLoop]: Abstraction has 18575 states and 25809 transitions. [2019-09-10 10:58:47,333 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:58:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 18575 states and 25809 transitions. [2019-09-10 10:58:47,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-09-10 10:58:47,419 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:47,420 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2019-09-10 10:58:47,420 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:47,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:47,421 INFO L82 PathProgramCache]: Analyzing trace with hash -967471417, now seen corresponding path program 1 times [2019-09-10 10:58:47,421 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:47,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:47,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:47,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:47,428 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2019-09-10 10:58:47,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:47,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:58:47,723 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:47,724 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:58:47,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:58:47,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:58:47,725 INFO L87 Difference]: Start difference. First operand 18575 states and 25809 transitions. Second operand 3 states. [2019-09-10 10:58:49,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:49,035 INFO L93 Difference]: Finished difference Result 35195 states and 49136 transitions. [2019-09-10 10:58:49,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:58:49,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 260 [2019-09-10 10:58:49,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:49,297 INFO L225 Difference]: With dead ends: 35195 [2019-09-10 10:58:49,297 INFO L226 Difference]: Without dead ends: 35195 [2019-09-10 10:58:49,298 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 10:58:49,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35195 states. [2019-09-10 10:58:50,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35195 to 35035. [2019-09-10 10:58:50,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35035 states. [2019-09-10 10:58:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35035 states to 35035 states and 48965 transitions. [2019-09-10 10:58:50,783 INFO L78 Accepts]: Start accepts. Automaton has 35035 states and 48965 transitions. Word has length 260 [2019-09-10 10:58:50,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:50,783 INFO L475 AbstractCegarLoop]: Abstraction has 35035 states and 48965 transitions. [2019-09-10 10:58:50,783 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:58:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 35035 states and 48965 transitions. [2019-09-10 10:58:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-09-10 10:58:50,839 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:50,839 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-10 10:58:50,840 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:50,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:50,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1428448157, now seen corresponding path program 1 times [2019-09-10 10:58:50,840 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:50,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:50,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:50,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:50,846 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2019-09-10 10:58:51,161 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:51,161 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:58:51,161 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:51,162 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:58:51,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:58:51,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:58:51,163 INFO L87 Difference]: Start difference. First operand 35035 states and 48965 transitions. Second operand 3 states. [2019-09-10 10:58:51,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:51,501 INFO L93 Difference]: Finished difference Result 18094 states and 25225 transitions. [2019-09-10 10:58:51,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:58:51,501 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2019-09-10 10:58:51,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:51,598 INFO L225 Difference]: With dead ends: 18094 [2019-09-10 10:58:51,599 INFO L226 Difference]: Without dead ends: 18092 [2019-09-10 10:58:51,599 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 10:58:51,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18092 states. [2019-09-10 10:58:52,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18092 to 18080. [2019-09-10 10:58:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18080 states. [2019-09-10 10:58:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18080 states to 18080 states and 25212 transitions. [2019-09-10 10:58:52,152 INFO L78 Accepts]: Start accepts. Automaton has 18080 states and 25212 transitions. Word has length 300 [2019-09-10 10:58:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:52,153 INFO L475 AbstractCegarLoop]: Abstraction has 18080 states and 25212 transitions. [2019-09-10 10:58:52,153 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:58:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 18080 states and 25212 transitions. [2019-09-10 10:58:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-09-10 10:58:52,174 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:52,174 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:52,175 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:52,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:52,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1665626203, now seen corresponding path program 1 times [2019-09-10 10:58:52,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:52,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:52,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:52,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:52,181 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2019-09-10 10:58:53,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:53,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:58:53,651 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:53,653 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:58:53,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:58:53,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:58:53,654 INFO L87 Difference]: Start difference. First operand 18080 states and 25212 transitions. Second operand 3 states. [2019-09-10 10:58:54,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:54,110 INFO L93 Difference]: Finished difference Result 26495 states and 36958 transitions. [2019-09-10 10:58:54,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:58:54,110 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 336 [2019-09-10 10:58:54,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:54,255 INFO L225 Difference]: With dead ends: 26495 [2019-09-10 10:58:54,255 INFO L226 Difference]: Without dead ends: 26495 [2019-09-10 10:58:54,258 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 10:58:54,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26495 states. [2019-09-10 10:58:54,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26495 to 26440. [2019-09-10 10:58:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26440 states. [2019-09-10 10:58:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26440 states to 26440 states and 36894 transitions. [2019-09-10 10:58:55,019 INFO L78 Accepts]: Start accepts. Automaton has 26440 states and 36894 transitions. Word has length 336 [2019-09-10 10:58:55,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:55,020 INFO L475 AbstractCegarLoop]: Abstraction has 26440 states and 36894 transitions. [2019-09-10 10:58:55,020 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:58:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 26440 states and 36894 transitions. [2019-09-10 10:58:55,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2019-09-10 10:58:55,043 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:55,044 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:55,044 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:55,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:55,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1708399948, now seen corresponding path program 1 times [2019-09-10 10:58:55,045 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:55,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:55,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:55,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:55,050 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2019-09-10 10:58:55,668 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:55,668 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 10:58:55,669 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:55,669 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 10:58:55,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 10:58:55,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 10:58:55,670 INFO L87 Difference]: Start difference. First operand 26440 states and 36894 transitions. Second operand 5 states. [2019-09-10 10:58:55,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:55,898 INFO L93 Difference]: Finished difference Result 26520 states and 36996 transitions. [2019-09-10 10:58:55,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 10:58:55,898 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 352 [2019-09-10 10:58:55,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:56,030 INFO L225 Difference]: With dead ends: 26520 [2019-09-10 10:58:56,030 INFO L226 Difference]: Without dead ends: 26520 [2019-09-10 10:58:56,031 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 10:58:56,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26520 states. [2019-09-10 10:58:56,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26520 to 26500. [2019-09-10 10:58:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26500 states. [2019-09-10 10:58:56,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26500 states to 26500 states and 36976 transitions. [2019-09-10 10:58:56,782 INFO L78 Accepts]: Start accepts. Automaton has 26500 states and 36976 transitions. Word has length 352 [2019-09-10 10:58:56,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:56,782 INFO L475 AbstractCegarLoop]: Abstraction has 26500 states and 36976 transitions. [2019-09-10 10:58:56,783 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 10:58:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 26500 states and 36976 transitions. [2019-09-10 10:58:56,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2019-09-10 10:58:56,799 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:56,800 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 12, 4, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:56,800 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:56,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:56,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1552783368, now seen corresponding path program 1 times [2019-09-10 10:58:56,801 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:56,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:56,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:56,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:56,806 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2019-09-10 10:58:57,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:57,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 10:58:57,228 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:57,229 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 10:58:57,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 10:58:57,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 10:58:57,230 INFO L87 Difference]: Start difference. First operand 26500 states and 36976 transitions. Second operand 5 states. [2019-09-10 10:58:58,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:58:58,242 INFO L93 Difference]: Finished difference Result 35691 states and 49713 transitions. [2019-09-10 10:58:58,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 10:58:58,243 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 362 [2019-09-10 10:58:58,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:58:58,415 INFO L225 Difference]: With dead ends: 35691 [2019-09-10 10:58:58,415 INFO L226 Difference]: Without dead ends: 35691 [2019-09-10 10:58:58,416 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 10:58:58,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35691 states. [2019-09-10 10:58:59,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35691 to 26516. [2019-09-10 10:58:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26516 states. [2019-09-10 10:58:59,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26516 states to 26516 states and 36992 transitions. [2019-09-10 10:58:59,383 INFO L78 Accepts]: Start accepts. Automaton has 26516 states and 36992 transitions. Word has length 362 [2019-09-10 10:58:59,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:58:59,383 INFO L475 AbstractCegarLoop]: Abstraction has 26516 states and 36992 transitions. [2019-09-10 10:58:59,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 10:58:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 26516 states and 36992 transitions. [2019-09-10 10:58:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2019-09-10 10:58:59,398 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:58:59,399 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 12, 4, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:58:59,399 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:58:59,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:58:59,400 INFO L82 PathProgramCache]: Analyzing trace with hash 36041575, now seen corresponding path program 1 times [2019-09-10 10:58:59,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:58:59,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:59,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:58:59,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:58:59,405 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:58:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:58:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2019-09-10 10:58:59,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:58:59,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 10:58:59,738 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:58:59,739 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 10:58:59,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 10:58:59,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 10:58:59,740 INFO L87 Difference]: Start difference. First operand 26516 states and 36992 transitions. Second operand 5 states. [2019-09-10 10:59:00,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:00,309 INFO L93 Difference]: Finished difference Result 35719 states and 49741 transitions. [2019-09-10 10:59:00,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 10:59:00,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 369 [2019-09-10 10:59:00,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:00,507 INFO L225 Difference]: With dead ends: 35719 [2019-09-10 10:59:00,508 INFO L226 Difference]: Without dead ends: 35719 [2019-09-10 10:59:00,508 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 10:59:00,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35719 states. [2019-09-10 10:59:01,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35719 to 26516. [2019-09-10 10:59:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26516 states. [2019-09-10 10:59:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26516 states to 26516 states and 36992 transitions. [2019-09-10 10:59:01,410 INFO L78 Accepts]: Start accepts. Automaton has 26516 states and 36992 transitions. Word has length 369 [2019-09-10 10:59:01,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:01,410 INFO L475 AbstractCegarLoop]: Abstraction has 26516 states and 36992 transitions. [2019-09-10 10:59:01,410 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 10:59:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 26516 states and 36992 transitions. [2019-09-10 10:59:01,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2019-09-10 10:59:01,426 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:01,426 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 12, 4, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:01,426 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:01,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:01,428 INFO L82 PathProgramCache]: Analyzing trace with hash -889126794, now seen corresponding path program 1 times [2019-09-10 10:59:01,428 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:01,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:01,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:01,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:01,434 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2019-09-10 10:59:01,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:59:01,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 10:59:01,770 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:01,771 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 10:59:01,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 10:59:01,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 10:59:01,772 INFO L87 Difference]: Start difference. First operand 26516 states and 36992 transitions. Second operand 6 states. [2019-09-10 10:59:02,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:02,054 INFO L93 Difference]: Finished difference Result 26540 states and 37016 transitions. [2019-09-10 10:59:02,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 10:59:02,054 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 370 [2019-09-10 10:59:02,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:02,210 INFO L225 Difference]: With dead ends: 26540 [2019-09-10 10:59:02,210 INFO L226 Difference]: Without dead ends: 26540 [2019-09-10 10:59:02,211 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-10 10:59:02,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26540 states. [2019-09-10 10:59:03,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26540 to 26540. [2019-09-10 10:59:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26540 states. [2019-09-10 10:59:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26540 states to 26540 states and 37016 transitions. [2019-09-10 10:59:03,440 INFO L78 Accepts]: Start accepts. Automaton has 26540 states and 37016 transitions. Word has length 370 [2019-09-10 10:59:03,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:03,441 INFO L475 AbstractCegarLoop]: Abstraction has 26540 states and 37016 transitions. [2019-09-10 10:59:03,441 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 10:59:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 26540 states and 37016 transitions. [2019-09-10 10:59:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2019-09-10 10:59:03,467 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:03,468 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 12, 4, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:03,468 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:03,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:03,469 INFO L82 PathProgramCache]: Analyzing trace with hash 385885574, now seen corresponding path program 1 times [2019-09-10 10:59:03,469 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:03,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:03,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:03,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:03,474 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2019-09-10 10:59:03,920 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:59:03,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-10 10:59:03,921 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:03,922 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-10 10:59:03,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-10 10:59:03,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-10 10:59:03,923 INFO L87 Difference]: Start difference. First operand 26540 states and 37016 transitions. Second operand 9 states. [2019-09-10 10:59:04,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:04,991 INFO L93 Difference]: Finished difference Result 35789 states and 49803 transitions. [2019-09-10 10:59:04,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-10 10:59:04,992 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 400 [2019-09-10 10:59:04,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:05,184 INFO L225 Difference]: With dead ends: 35789 [2019-09-10 10:59:05,185 INFO L226 Difference]: Without dead ends: 35789 [2019-09-10 10:59:05,188 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2019-09-10 10:59:05,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35789 states. [2019-09-10 10:59:06,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35789 to 26548. [2019-09-10 10:59:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26548 states. [2019-09-10 10:59:06,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26548 states to 26548 states and 37020 transitions. [2019-09-10 10:59:06,103 INFO L78 Accepts]: Start accepts. Automaton has 26548 states and 37020 transitions. Word has length 400 [2019-09-10 10:59:06,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:06,104 INFO L475 AbstractCegarLoop]: Abstraction has 26548 states and 37020 transitions. [2019-09-10 10:59:06,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-10 10:59:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 26548 states and 37020 transitions. [2019-09-10 10:59:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2019-09-10 10:59:06,134 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:06,135 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:06,135 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:06,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:06,135 INFO L82 PathProgramCache]: Analyzing trace with hash 470483228, now seen corresponding path program 1 times [2019-09-10 10:59:06,136 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:06,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:06,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:06,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:06,140 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2019-09-10 10:59:06,841 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:59:06,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 10:59:06,841 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:06,842 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 10:59:06,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 10:59:06,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 10:59:06,843 INFO L87 Difference]: Start difference. First operand 26548 states and 37020 transitions. Second operand 6 states. [2019-09-10 10:59:07,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:07,487 INFO L93 Difference]: Finished difference Result 35755 states and 49767 transitions. [2019-09-10 10:59:07,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-10 10:59:07,488 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 422 [2019-09-10 10:59:07,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:07,651 INFO L225 Difference]: With dead ends: 35755 [2019-09-10 10:59:07,651 INFO L226 Difference]: Without dead ends: 35755 [2019-09-10 10:59:07,652 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-09-10 10:59:07,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35755 states. [2019-09-10 10:59:08,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35755 to 26540. [2019-09-10 10:59:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26540 states. [2019-09-10 10:59:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26540 states to 26540 states and 37008 transitions. [2019-09-10 10:59:08,311 INFO L78 Accepts]: Start accepts. Automaton has 26540 states and 37008 transitions. Word has length 422 [2019-09-10 10:59:08,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:08,311 INFO L475 AbstractCegarLoop]: Abstraction has 26540 states and 37008 transitions. [2019-09-10 10:59:08,312 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 10:59:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 26540 states and 37008 transitions. [2019-09-10 10:59:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2019-09-10 10:59:08,341 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:08,342 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:08,342 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:08,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:08,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1565371475, now seen corresponding path program 1 times [2019-09-10 10:59:08,343 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:08,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:08,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:08,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:08,348 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:09,074 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2019-09-10 10:59:09,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:59:09,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 10:59:09,075 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:09,077 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 10:59:09,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 10:59:09,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 10:59:09,078 INFO L87 Difference]: Start difference. First operand 26540 states and 37008 transitions. Second operand 4 states. [2019-09-10 10:59:09,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:09,372 INFO L93 Difference]: Finished difference Result 26581 states and 37074 transitions. [2019-09-10 10:59:09,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 10:59:09,373 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 418 [2019-09-10 10:59:09,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:09,551 INFO L225 Difference]: With dead ends: 26581 [2019-09-10 10:59:09,552 INFO L226 Difference]: Without dead ends: 26581 [2019-09-10 10:59:09,552 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 10:59:09,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26581 states. [2019-09-10 10:59:10,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26581 to 26545. [2019-09-10 10:59:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26545 states. [2019-09-10 10:59:10,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26545 states to 26545 states and 37014 transitions. [2019-09-10 10:59:10,367 INFO L78 Accepts]: Start accepts. Automaton has 26545 states and 37014 transitions. Word has length 418 [2019-09-10 10:59:10,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:10,367 INFO L475 AbstractCegarLoop]: Abstraction has 26545 states and 37014 transitions. [2019-09-10 10:59:10,367 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 10:59:10,367 INFO L276 IsEmpty]: Start isEmpty. Operand 26545 states and 37014 transitions. [2019-09-10 10:59:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-09-10 10:59:10,386 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:10,387 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:10,387 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:10,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:10,387 INFO L82 PathProgramCache]: Analyzing trace with hash 76816747, now seen corresponding path program 1 times [2019-09-10 10:59:10,387 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:10,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:10,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:10,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:10,392 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-09-10 10:59:11,115 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 10:59:11,115 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 10:59:11,115 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:11,116 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 10:59:11,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 10:59:11,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 10:59:11,117 INFO L87 Difference]: Start difference. First operand 26545 states and 37014 transitions. Second operand 3 states. [2019-09-10 10:59:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:11,314 INFO L93 Difference]: Finished difference Result 26553 states and 37022 transitions. [2019-09-10 10:59:11,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 10:59:11,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 423 [2019-09-10 10:59:11,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:11,459 INFO L225 Difference]: With dead ends: 26553 [2019-09-10 10:59:11,459 INFO L226 Difference]: Without dead ends: 26553 [2019-09-10 10:59:11,461 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 10:59:11,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26553 states. [2019-09-10 10:59:12,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26553 to 26553. [2019-09-10 10:59:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26553 states. [2019-09-10 10:59:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26553 states to 26553 states and 37022 transitions. [2019-09-10 10:59:12,149 INFO L78 Accepts]: Start accepts. Automaton has 26553 states and 37022 transitions. Word has length 423 [2019-09-10 10:59:12,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:12,150 INFO L475 AbstractCegarLoop]: Abstraction has 26553 states and 37022 transitions. [2019-09-10 10:59:12,150 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 10:59:12,150 INFO L276 IsEmpty]: Start isEmpty. Operand 26553 states and 37022 transitions. [2019-09-10 10:59:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2019-09-10 10:59:12,169 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 10:59:12,170 INFO L399 BasicCegarLoop]: trace histogram [14, 14, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:59:12,170 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 10:59:12,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:12,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1938659467, now seen corresponding path program 1 times [2019-09-10 10:59:12,171 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 10:59:12,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:12,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 10:59:12,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 10:59:12,175 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 10:59:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 10:59:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2019-09-10 10:59:12,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 10:59:12,914 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 10:59:12,915 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 422 with the following transitions: [2019-09-10 10:59:12,921 INFO L207 CegarAbsIntRunner]: [226], [227], [236], [238], [240], [241], [246], [247], [348], [354], [355], [356], [357], [452], [454], [455], [503], [505], [506], [546], [548], [552], [554], [555], [729], [730], [740], [743], [745], [746], [815], [817], [819], [820], [915], [919], [921], [922], [923], [925], [926], [1060], [1061], [1173], [1174], [1187], [1188], [1189], [1190], [1209], [1212], [1215], [1269], [1271], [1272], [1474], [1475], [1777], [1778], [1795], [1796], [1890], [1892], [1893], [2005], [2006], [2007], [2009], [2010], [2013], [2015], [2018], [2019], [2023], [2025], [2122], [2125], [2126], [2128], [2129], [2141], [2143], [2149], [2151], [2153], [2157], [2159], [2161], [2166], [2169], [2172], [2174], [2176], [2178], [2180], [2184], [2187], [2192], [2219], [2220], [2310], [2311], [2312], [2320], [2322], [2330], [2332], [2333], [2334], [2696], [2705], [2708], [2710], [2714], [2721], [2723], [2727], [2730], [2752], [2753], [2764], [2765], [3290], [3292], [3294], [3296], [3297], [3343], [3345], [3346], [3355], [3357], [3358], [3446], [3448], [3451], [3489], [3520], [3522], [3526], [3536], [3541], [3542], [3547], [3693], [3695], [3698], [3706], [3735], [3737], [3739], [3741], [3743], [3745], [3747], [3749], [3751], [3754], [3756], [3759], [3762], [3765], [3768], [3770], [3775], [3873], [3876], [3879], [3882], [3885], [3887], [3891], [3894], [3897], [3899], [3902], [3911], [4420], [4426], [4432], [4438], [4441], [4513], [4525], [4534], [4539], [4551], [4555], [4637], [4638], [4639], [4640], [4641], [4643], [4646], [4683], [4751], [4752], [4768], [4769], [4806], [4807], [4808], [4810], [4811], [4883], [4884], [5285], [5286], [5287], [5289], [5294], [5471], [5473], [5546], [5547], [5548], [5549], [5618], [5619], [5622], [5623], [5652], [5653], [5654], [5655], [5702], [5703], [5726], [5727], [5728], [5729], [5776], [5777], [6118], [6119], [6184], [6185], [6186], [6187], [6190], [6191], [6230], [6231], [6236], [6237], [6240], [6241], [6242], [6243], [6244], [6245], [6246], [6247], [6248], [6249], [6250], [6251], [6252], [6253], [6254], [6255], [6256], [6257], [6258], [6259], [6260], [6261], [6262], [6263], [6264], [6265], [6266], [6267], [6268], [6269], [6276], [6277], [6278], [6279], [6338], [6339], [6344], [6345], [6514], [6515], [6700], [6701], [6702], [6703], [6704], [6705], [6730], [6731], [6734], [6735], [6794], [6795], [6816], [6817], [6818], [6819], [6820], [6821], [6822], [6823], [6824], [6825], [6828], [6829], [6832], [6833], [6878], [6879], [6880], [6881], [6902], [6903], [6904], [6905], [6906], [6907], [6908], [6909], [6910], [6911], [6912], [6913], [6914], [6915], [6916], [6917], [6918], [6919], [6920], [6921], [6922], [6923], [6936], [6937], [6938], [6939], [6940], [6941], [7016], [7054], [7055], [7118], [7119], [7190], [7191], [7348], [7349], [7350], [7422], [7423], [7424], [7436], [7437] [2019-09-10 10:59:12,992 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 10:59:12,992 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 10:59:13,138 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 10:59:13,139 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 135 root evaluator evaluations with a maximum evaluation depth of 0. Performed 135 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 338 variables. [2019-09-10 10:59:13,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 10:59:13,144 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 10:59:13,337 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 10:59:13,337 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 10:59:13,350 INFO L420 sIntCurrentIteration]: We unified 420 AI predicates to 420 [2019-09-10 10:59:13,350 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 10:59:13,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 10:59:13,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2019-09-10 10:59:13,351 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 10:59:13,354 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 10:59:13,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 10:59:13,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 10:59:13,354 INFO L87 Difference]: Start difference. First operand 26553 states and 37022 transitions. Second operand 2 states. [2019-09-10 10:59:13,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 10:59:13,355 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 10:59:13,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 10:59:13,356 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 421 [2019-09-10 10:59:13,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 10:59:13,356 INFO L225 Difference]: With dead ends: 2 [2019-09-10 10:59:13,356 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 10:59:13,358 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 420 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 10:59:13,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 10:59:13,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 10:59:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 10:59:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 10:59:13,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 421 [2019-09-10 10:59:13,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 10:59:13,359 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 10:59:13,359 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 10:59:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 10:59:13,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 10:59:13,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 10:59:13 BoogieIcfgContainer [2019-09-10 10:59:13,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 10:59:13,368 INFO L168 Benchmark]: Toolchain (without parser) took 51064.81 ms. Allocated memory was 135.3 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 76.1 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 668.2 MB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,369 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4669.69 ms. Allocated memory was 135.3 MB in the beginning and 361.8 MB in the end (delta: 226.5 MB). Free memory was 75.9 MB in the beginning and 171.0 MB in the end (delta: -95.1 MB). Peak memory consumption was 150.0 MB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,370 INFO L168 Benchmark]: Boogie Preprocessor took 363.34 ms. Allocated memory is still 361.8 MB. Free memory was 171.0 MB in the beginning and 130.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,371 INFO L168 Benchmark]: RCFGBuilder took 9819.20 ms. Allocated memory was 361.8 MB in the beginning and 589.8 MB in the end (delta: 228.1 MB). Free memory was 126.6 MB in the beginning and 393.3 MB in the end (delta: -266.7 MB). Peak memory consumption was 178.4 MB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,372 INFO L168 Benchmark]: TraceAbstraction took 36208.39 ms. Allocated memory was 589.8 MB in the beginning and 1.9 GB in the end (delta: 1.4 GB). Free memory was 393.3 MB in the beginning and 1.2 GB in the end (delta: -825.0 MB). Peak memory consumption was 530.8 MB. Max. memory is 7.1 GB. [2019-09-10 10:59:13,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4669.69 ms. Allocated memory was 135.3 MB in the beginning and 361.8 MB in the end (delta: 226.5 MB). Free memory was 75.9 MB in the beginning and 171.0 MB in the end (delta: -95.1 MB). Peak memory consumption was 150.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 363.34 ms. Allocated memory is still 361.8 MB. Free memory was 171.0 MB in the beginning and 130.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9819.20 ms. Allocated memory was 361.8 MB in the beginning and 589.8 MB in the end (delta: 228.1 MB). Free memory was 126.6 MB in the beginning and 393.3 MB in the end (delta: -266.7 MB). Peak memory consumption was 178.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 36208.39 ms. Allocated memory was 589.8 MB in the beginning and 1.9 GB in the end (delta: 1.4 GB). Free memory was 393.3 MB in the beginning and 1.2 GB in the end (delta: -825.0 MB). Peak memory consumption was 530.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6880]: 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 338 procedures, 3264 locations, 1 error locations. SAFE Result, 36.1s OverallTime, 15 OverallIterations, 14 TraceHistogramMax, 14.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 68997 SDtfs, 29700 SDslu, 167301 SDs, 0 SdLazy, 2040 SolverSat, 50 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 507 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35035occurred in iteration=4, 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, 2.3190476190476192 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 11.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 37156 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 4930 NumberOfCodeBlocks, 4930 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4915 ConstructedInterpolants, 0 QuantifiedInterpolants, 1859322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 14 PerfectInterpolantSequences, 4578/4579 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...