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-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:13:24,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:13:24,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:13:24,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:13:24,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:13:24,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:13:24,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:13:24,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:13:24,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:13:24,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:13:24,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:13:24,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:13:24,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:13:24,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:13:24,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:13:24,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:13:24,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:13:24,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:13:24,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:13:24,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:13:24,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:13:24,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:13:24,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:13:24,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:13:24,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:13:24,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:13:24,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:13:24,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:13:24,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:13:24,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:13:24,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:13:24,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:13:24,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:13:24,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:13:24,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:13:24,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:13:24,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:13:24,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:13:24,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:13:24,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:13:24,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:13:24,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 20:13:24,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:13:24,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:13:24,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:13:24,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:13:24,772 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:13:24,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:13:24,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:13:24,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:13:24,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:13:24,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:13:24,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:13:24,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:13:24,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:13:24,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:13:24,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:13:24,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:13:24,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:13:24,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:13:24,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:13:24,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:13:24,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:13:24,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:13:24,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:13:24,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:13:24,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:13:24,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:13:24,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:13:24,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:13:24,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 20:13:24,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:13:24,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:13:24,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:13:24,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:13:24,840 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:13:24,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i [2019-09-20 20:13:24,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cdb86efb/8009abde76eb46718eadaab0d5400430/FLAG3890de273 [2019-09-20 20:13:25,785 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:13:25,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i [2019-09-20 20:13:25,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cdb86efb/8009abde76eb46718eadaab0d5400430/FLAG3890de273 [2019-09-20 20:13:26,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cdb86efb/8009abde76eb46718eadaab0d5400430 [2019-09-20 20:13:26,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:13:26,304 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:13:26,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:13:26,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:13:26,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:13:26,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:26" (1/1) ... [2019-09-20 20:13:26,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764470cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:26, skipping insertion in model container [2019-09-20 20:13:26,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:26" (1/1) ... [2019-09-20 20:13:26,320 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:13:26,449 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:13:28,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:13:28,299 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:13:28,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:13:29,004 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:13:29,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29 WrapperNode [2019-09-20 20:13:29,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:13:29,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:13:29,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:13:29,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:13:29,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (1/1) ... [2019-09-20 20:13:29,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:13:29,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:13:29,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:13:29,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:13:29,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:29" (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 [2019-09-20 20:13:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:13:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:13:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 20:13:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 20:13:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2019-09-20 20:13:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 20:13:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 20:13:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 20:13:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 20:13:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-20 20:13:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 20:13:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 20:13:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 20:13:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 20:13:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-20 20:13:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 20:13:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-20 20:13:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 20:13:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 20:13:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 20:13:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 20:13:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 20:13:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 20:13:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 20:13:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-20 20:13:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-20 20:13:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 20:13:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-09-20 20:13:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-20 20:13:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-20 20:13:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-20 20:13:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-20 20:13:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-20 20:13:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-20 20:13:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-20 20:13:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-20 20:13:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-09-20 20:13:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-09-20 20:13:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-09-20 20:13:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-09-20 20:13:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-09-20 20:13:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-09-20 20:13:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-09-20 20:13:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-09-20 20:13:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-09-20 20:13:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-09-20 20:13:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-09-20 20:13:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-09-20 20:13:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-09-20 20:13:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-09-20 20:13:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-09-20 20:13:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-09-20 20:13:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-09-20 20:13:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-09-20 20:13:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-09-20 20:13:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-09-20 20:13:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-09-20 20:13:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-09-20 20:13:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-09-20 20:13:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-09-20 20:13:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-09-20 20:13:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-09-20 20:13:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:13:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_1 [2019-09-20 20:13:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_2 [2019-09-20 20:13:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_3 [2019-09-20 20:13:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 20:13:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-09-20 20:13:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-20 20:13:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 20:13:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 20:13:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 20:13:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-20 20:13:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 20:13:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-20 20:13:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-20 20:13:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-09-20 20:13:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 20:13:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-20 20:13:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-20 20:13:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-20 20:13:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 20:13:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-20 20:13:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-09-20 20:13:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-09-20 20:13:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-09-20 20:13:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-09-20 20:13:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-09-20 20:13:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-09-20 20:13:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-20 20:13:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-09-20 20:13:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-20 20:13:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-20 20:13:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-20 20:13:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-09-20 20:13:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 20:13:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 20:13:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 20:13:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 20:13:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:13:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 20:13:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 20:13:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:13:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2019-09-20 20:13:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-09-20 20:13:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 20:13:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 20:13:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 20:13:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-20 20:13:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 20:13:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:13:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 20:13:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 20:13:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 20:13:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 20:13:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 20:13:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 20:13:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-20 20:13:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 20:13:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 20:13:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 20:13:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-20 20:13:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 20:13:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-20 20:13:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 20:13:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-20 20:13:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 20:13:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 20:13:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 20:13:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-20 20:13:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_2 [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-09-20 20:13:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-20 20:13:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:13:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-20 20:13:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-20 20:13:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-20 20:13:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-20 20:13:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-09-20 20:13:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_1 [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-09-20 20:13:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-09-20 20:13:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-09-20 20:13:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-09-20 20:13:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_3 [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-09-20 20:13:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-09-20 20:13:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-09-20 20:13:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 20:13:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 20:13:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 20:13:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 20:13:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 20:13:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:13:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:13:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 20:13:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 20:13:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:13:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 20:13:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 20:13:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 20:13:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 20:13:30,813 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 20:13:34,356 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:13:34,356 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:13:34,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:34 BoogieIcfgContainer [2019-09-20 20:13:34,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:13:34,360 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:13:34,360 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:13:34,360 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:13:34,361 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:34" (1/1) ... [2019-09-20 20:13:34,362 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:13:34,386 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:13:34,387 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:13:34,402 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:13:34,412 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:13:34,414 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:13:34,927 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-09-20 20:13:35,125 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-20 20:13:35,299 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 20:13:35,516 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2019-09-20 20:13:35,745 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2019-09-20 20:13:36,120 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 69 [2019-09-20 20:13:36,454 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2019-09-20 20:13:37,009 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 78 [2019-09-20 20:13:37,410 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2019-09-20 20:13:38,037 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2019-09-20 20:13:38,454 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2019-09-20 20:13:38,688 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 20:13:39,265 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 96 [2019-09-20 20:13:39,736 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 91 [2019-09-20 20:13:40,070 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 20:13:40,857 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 105 [2019-09-20 20:13:41,385 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 100 [2019-09-20 20:13:41,857 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 20:13:42,762 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 114 [2019-09-20 20:13:43,441 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 109 [2019-09-20 20:13:44,031 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 20:13:45,486 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 296 DAG size of output: 122 [2019-09-20 20:13:46,250 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 119 [2019-09-20 20:13:47,011 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2019-09-20 20:13:48,560 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 343 DAG size of output: 133 [2019-09-20 20:13:49,405 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 128 [2019-09-20 20:13:50,409 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-20 20:13:54,844 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 610 DAG size of output: 370 [2019-09-20 20:13:57,786 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 409 DAG size of output: 365 [2019-09-20 20:13:59,146 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 335