java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 03:38:04,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 03:38:04,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 03:38:04,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 03:38:04,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 03:38:04,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 03:38:04,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 03:38:04,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 03:38:04,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 03:38:04,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 03:38:04,224 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 03:38:04,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 03:38:04,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 03:38:04,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 03:38:04,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 03:38:04,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 03:38:04,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 03:38:04,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 03:38:04,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 03:38:04,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 03:38:04,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 03:38:04,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 03:38:04,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 03:38:04,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 03:38:04,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 03:38:04,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 03:38:04,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 03:38:04,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 03:38:04,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 03:38:04,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 03:38:04,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 03:38:04,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 03:38:04,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 03:38:04,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 03:38:04,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 03:38:04,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 03:38:04,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 03:38:04,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 03:38:04,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 03:38:04,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 03:38:04,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 03:38:04,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-22 03:38:04,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 03:38:04,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 03:38:04,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 03:38:04,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 03:38:04,290 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 03:38:04,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 03:38:04,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 03:38:04,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 03:38:04,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 03:38:04,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 03:38:04,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 03:38:04,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 03:38:04,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 03:38:04,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 03:38:04,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 03:38:04,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 03:38:04,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 03:38:04,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 03:38:04,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 03:38:04,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 03:38:04,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 03:38:04,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 03:38:04,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 03:38:04,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 03:38:04,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 03:38:04,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 03:38:04,296 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-22 03:38:04,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 03:38:04,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 03:38:04,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 03:38:04,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 03:38:04,376 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 03:38:04,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2019-08-22 03:38:04,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce01e2c1b/3cd9ab4628a445cd8c272cb7ec645362/FLAG8217d3c68 [2019-08-22 03:38:05,135 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 03:38:05,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2019-08-22 03:38:05,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce01e2c1b/3cd9ab4628a445cd8c272cb7ec645362/FLAG8217d3c68 [2019-08-22 03:38:05,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce01e2c1b/3cd9ab4628a445cd8c272cb7ec645362 [2019-08-22 03:38:05,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 03:38:05,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 03:38:05,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 03:38:05,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 03:38:05,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 03:38:05,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:38:05" (1/1) ... [2019-08-22 03:38:05,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ec45b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:05, skipping insertion in model container [2019-08-22 03:38:05,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:38:05" (1/1) ... [2019-08-22 03:38:05,482 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 03:38:05,612 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 03:38:06,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 03:38:06,963 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 03:38:07,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 03:38:07,319 INFO L192 MainTranslator]: Completed translation [2019-08-22 03:38:07,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07 WrapperNode [2019-08-22 03:38:07,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 03:38:07,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 03:38:07,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 03:38:07,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 03:38:07,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (1/1) ... [2019-08-22 03:38:07,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 03:38:07,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 03:38:07,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 03:38:07,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 03:38:07,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:38:07" (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 [2019-08-22 03:38:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 03:38:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 03:38:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~netdev_tx_t~0 [2019-08-22 03:38:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-22 03:38:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-08-22 03:38:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-08-22 03:38:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-08-22 03:38:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2019-08-22 03:38:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2019-08-22 03:38:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_share_check [2019-08-22 03:38:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-08-22 03:38:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-08-22 03:38:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-08-22 03:38:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow [2019-08-22 03:38:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-08-22 03:38:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-22 03:38:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-22 03:38:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-22 03:38:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-22 03:38:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-22 03:38:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-22 03:38:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-22 03:38:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-22 03:38:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-08-22 03:38:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_connect_disconnect [2019-08-22 03:38:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_connected [2019-08-22 03:38:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_disconnected [2019-08-22 03:38:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_data_indication [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_data_transmit [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_xmit [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_open [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_close [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_rx [2019-08-22 03:38:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_ioctl [2019-08-22 03:38:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2019-08-22 03:38:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2019-08-22 03:38:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_1 [2019-08-22 03:38:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 03:38:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-08-22 03:38:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-08-22 03:38:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-08-22 03:38:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-08-22 03:38:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-08-22 03:38:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2019-08-22 03:38:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-08-22 03:38:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2019-08-22 03:38:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-22 03:38:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-22 03:38:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-22 03:38:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-22 03:38:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-08-22 03:38:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-22 03:38:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-08-22 03:38:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-08-22 03:38:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-08-22 03:38:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-08-22 03:38:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-08-22 03:38:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-22 03:38:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-08-22 03:38:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-08-22 03:38:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2019-08-22 03:38:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-08-22 03:38:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_connect_request [2019-08-22 03:38:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_data_received [2019-08-22 03:38:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_data_request [2019-08-22 03:38:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_disconnect_request [2019-08-22 03:38:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_register [2019-08-22 03:38:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_unregister [2019-08-22 03:38:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2019-08-22 03:38:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-08-22 03:38:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-08-22 03:38:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2019-08-22 03:38:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-08-22 03:38:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-08-22 03:38:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-08-22 03:38:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-08-22 03:38:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2019-08-22 03:38:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-22 03:38:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-22 03:38:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-22 03:38:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 03:38:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-22 03:38:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-08-22 03:38:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-08-22 03:38:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-08-22 03:38:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-08-22 03:38:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-08-22 03:38:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-08-22 03:38:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-08-22 03:38:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-08-22 03:38:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 03:38:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2019-08-22 03:38:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2019-08-22 03:38:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_share_check [2019-08-22 03:38:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 03:38:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-08-22 03:38:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-08-22 03:38:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-08-22 03:38:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-08-22 03:38:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-08-22 03:38:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 03:38:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2019-08-22 03:38:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-08-22 03:38:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow [2019-08-22 03:38:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-08-22 03:38:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-08-22 03:38:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-08-22 03:38:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 03:38:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 03:38:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 03:38:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-22 03:38:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-22 03:38:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-22 03:38:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-22 03:38:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-22 03:38:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-22 03:38:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-22 03:38:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-22 03:38:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-08-22 03:38:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_1 [2019-08-22 03:38:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-08-22 03:38:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-08-22 03:38:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-08-22 03:38:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-08-22 03:38:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2019-08-22 03:38:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2019-08-22 03:38:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2019-08-22 03:38:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-08-22 03:38:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2019-08-22 03:38:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2019-08-22 03:38:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-08-22 03:38:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2019-08-22 03:38:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_register [2019-08-22 03:38:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_unregister [2019-08-22 03:38:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_connect_request [2019-08-22 03:38:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_disconnect_request [2019-08-22 03:38:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_request [2019-08-22 03:38:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_received [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure x25_ioctl [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure x25_connect_disconnect [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure x25_connected [2019-08-22 03:38:07,744 INFO L130 BoogieDeclarations]: Found specification of procedure x25_disconnected [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure x25_data_indication [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure x25_data_transmit [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~netdev_tx_t~0 [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure x25_xmit [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure x25_open [2019-08-22 03:38:07,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure x25_close [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure x25_rx [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2019-08-22 03:38:07,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-08-22 03:38:07,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-22 03:38:07,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 03:38:07,749 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-22 03:38:07,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 03:38:07,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 03:38:07,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 03:38:08,460 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-22 03:38:09,309 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 03:38:09,310 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-22 03:38:09,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:38:09 BoogieIcfgContainer [2019-08-22 03:38:09,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 03:38:09,312 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 03:38:09,312 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 03:38:09,312 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 03:38:09,313 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:38:09" (1/1) ... [2019-08-22 03:38:09,326 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 03:38:09,328 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 03:38:09,342 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 03:38:09,352 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 03:38:09,354 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 03:38:09,466 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_56|], 78=[|v_#valid_63|]} [2019-08-22 03:38:09,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,518 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,522 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,532 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:09,559 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-22 03:38:09,560 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:10,233 WARN L188 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-08-22 03:38:10,234 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:10,247 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,271 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,284 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,321 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:10,328 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2019-08-22 03:38:10,329 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:11,129 WARN L188 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 179 [2019-08-22 03:38:11,130 INFO L567 ElimStorePlain]: treesize reduction 24, result has 93.7 percent of original size [2019-08-22 03:38:11,165 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:11,167 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 87 [2019-08-22 03:38:11,170 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:11,492 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-08-22 03:38:11,493 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:11,514 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 03:38:11,516 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 87 [2019-08-22 03:38:11,518 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:11,838 WARN L188 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-08-22 03:38:11,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:11,840 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 03:38:11,840 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:452, output treesize:353 [2019-08-22 03:38:11,868 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 101 [2019-08-22 03:38:17,382 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_1, |v_#length_57|], 1=[|v_#valid_64|]} [2019-08-22 03:38:17,394 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2019-08-22 03:38:17,395 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,447 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,454 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2019-08-22 03:38:17,455 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,508 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,517 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2019-08-22 03:38:17,518 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,527 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2019-08-22 03:38:17,528 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,575 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,576 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-08-22 03:38:17,576 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:80, output treesize:66 [2019-08-22 03:38:17,585 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2019-08-22 03:38:17,586 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,590 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,590 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,591 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:7, output treesize:6 [2019-08-22 03:38:17,648 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 59 [2019-08-22 03:38:17,649 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,652 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 03:38:17,653 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,684 INFO L567 ElimStorePlain]: treesize reduction 14, result has 76.3 percent of original size [2019-08-22 03:38:17,688 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-22 03:38:17,689 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,699 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,703 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-08-22 03:38:17,703 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,711 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,712 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,712 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:157, output treesize:22 [2019-08-22 03:38:17,769 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-22 03:38:17,770 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 39 [2019-08-22 03:38:17,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:17,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:17,776 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 03:38:17,837 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,847 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2019-08-22 03:38:17,847 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 03:38:17,899 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:17,944 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-22 03:38:17,945 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2019-08-22 03:38:17,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:17,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:17,948 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 03:38:18,003 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 03:38:18,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:18,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:18,006 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 03:38:18,007 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 03:38:18,007 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:109, output treesize:88