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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:39:22,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:39:22,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:39:22,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:39:22,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:39:22,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:39:22,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:39:22,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:39:22,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:39:22,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:39:22,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:39:22,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:39:22,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:39:22,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:39:22,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:39:22,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:39:22,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:39:22,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:39:22,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:39:22,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:39:22,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:39:22,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:39:22,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:39:22,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:39:23,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:39:23,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:39:23,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:39:23,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:39:23,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:39:23,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:39:23,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:39:23,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:39:23,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:39:23,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:39:23,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:39:23,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:39:23,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:39:23,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:39:23,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:39:23,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:39:23,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:39:23,012 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 [2019-09-21 08:39:23,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:39:23,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:39:23,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:39:23,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:39:23,035 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:39:23,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:39:23,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:39:23,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:39:23,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:39:23,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:39:23,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:39:23,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:39:23,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:39:23,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:39:23,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:39:23,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:39:23,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:39:23,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:39:23,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:39:23,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:39:23,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:39:23,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:39:23,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:39:23,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:39:23,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:39:23,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:39:23,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:39:23,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:39:23,041 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 -> LoopFreeBlock 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_QUICK [2019-09-21 08:39:23,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:39:23,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:39:23,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:39:23,096 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:39:23,097 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:39:23,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-21 08:39:23,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a449a82ae/00338285327f464ebd3ea8d0c3bcc452/FLAG7c08cfb91 [2019-09-21 08:39:23,923 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:39:23,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-21 08:39:23,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a449a82ae/00338285327f464ebd3ea8d0c3bcc452/FLAG7c08cfb91 [2019-09-21 08:39:24,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a449a82ae/00338285327f464ebd3ea8d0c3bcc452 [2019-09-21 08:39:24,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:39:24,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:39:24,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:24,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:39:24,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:39:24,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:24" (1/1) ... [2019-09-21 08:39:24,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2768fcfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:24, skipping insertion in model container [2019-09-21 08:39:24,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:24" (1/1) ... [2019-09-21 08:39:24,043 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:39:24,139 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:39:25,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:25,123 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:39:25,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:25,470 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:39:25,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25 WrapperNode [2019-09-21 08:39:25,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:25,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:39:25,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:39:25,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:39:25,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:39:25,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:39:25,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:39:25,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:39:25,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25" (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 [2019-09-21 08:39:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:39:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:39:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-21 08:39:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-21 08:39:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-09-21 08:39:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-09-21 08:39:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-09-21 08:39:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-09-21 08:39:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-09-21 08:39:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-09-21 08:39:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-09-21 08:39:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-09-21 08:39:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-09-21 08:39:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:39:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-21 08:39:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-21 08:39:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-21 08:39:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-21 08:39:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-21 08:39:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-21 08:39:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-21 08:39:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-09-21 08:39:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-09-21 08:39:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-09-21 08:39:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-09-21 08:39:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-09-21 08:39:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-09-21 08:39:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-21 08:39:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-09-21 08:39:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-21 08:39:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-21 08:39:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-21 08:39:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-21 08:39:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-21 08:39:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-09-21 08:39:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-09-21 08:39:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-09-21 08:39:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-09-21 08:39:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-09-21 08:39:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-09-21 08:39:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-09-21 08:39:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:39:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:39:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:39:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-21 08:39:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-09-21 08:39:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 08:39:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-21 08:39:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:39:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-21 08:39:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:39:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:39:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-21 08:39:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:39:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:39:26,219 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:26,311 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-21 08:39:26,311 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-21 08:39:26,311 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 08:39:26,312 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 08:39:26,313 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:26,338 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-21 08:39:26,339 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-21 08:39:26,444 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-21 08:39:27,007 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:39:27,007 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 08:39:27,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:27 BoogieIcfgContainer [2019-09-21 08:39:27,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:39:27,009 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:39:27,010 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:39:27,010 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:39:27,011 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,012 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:39:27,044 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:39:27,044 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:39:27,064 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:39:27,072 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:39:27,073 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:39:27,357 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-21 08:39:27,552 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 99 for LOIs [2019-09-21 08:39:28,303 INFO L199 IcfgInterpreter]: Interpreting procedure pppox_create with input of size 100 for LOIs [2019-09-21 08:39:28,383 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_module_put_2 with input of size 123 for LOIs [2019-09-21 08:39:28,389 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_module_put with input of size 123 for LOIs [2019-09-21 08:39:28,395 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 15 for LOIs [2019-09-21 08:39:28,404 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_blast_assert with input of size 125 for LOIs [2019-09-21 08:39:28,408 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:39:28,409 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:39:28,411 INFO L193 IcfgInterpreter]: Reachable states at location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 203#(or (exists ((|v_pppox_create_#in~protocol_BEFORE_CALL_6| Int)) (and (not (= 0 |~#pppox_protos~0.base|)) (= 1 (select |#valid| |~#pppox_protos~0.base|)) (= 0 |~#pppox_protos~0.offset|) (= 0 |#NULL.base|) (<= 0 |v_pppox_create_#in~protocol_BEFORE_CALL_6|) (= 1 (select |#valid| |#t~string32.base|)) (< |#t~string32.base| |#StackHeapBarrier|) (= 15 (select |#length| |#t~string32.base|)) (= (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 12)) 0) (= 1 (select |#valid| |~#pppox_proto_family~0.base|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 4))) (< |~#pppox_protos~0.base| |#StackHeapBarrier|) (= (select |#length| |~#pppox_protos~0.base|) 16) (= |#t~string32.offset| 0) (< |~#pppox_proto_family~0.base| |#StackHeapBarrier|) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 8))) (= |#funAddr~pppox_create.base| (select (select |#memory_$Pointer$.base| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 4))) (not (= 0 (mod (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8))) 4294967296))) (<= ~ldv_module_refcounter~0 1) (not (= 0 |~#pppox_proto_family~0.base|)) (= 1 ~LDV_IN_INTERRUPT~0) (= |~#pppox_proto_family~0.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 4))) (<= |v_pppox_create_#in~protocol_BEFORE_CALL_6| 3) (= |~#__this_module~0.offset| (select (select |#memory_$Pointer$.offset| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 8))) (= (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 4)) |#funAddr~pppox_create.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 12))) (= (select (select |#memory_$Pointer$.base| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 8)) |~#__this_module~0.base|) (= (select |#length| |~#pppox_proto_family~0.base|) 12) (= 0 (select |#valid| 0)) (= 24 (select (select |#memory_int| |~#pppox_proto_family~0.base|) |~#pppox_proto_family~0.offset|)) (not (= 0 |#t~string32.base|)) (= |#NULL.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 8))) (= (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|) 0) (not (= (mod (+ (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) 4294967296) 0)))) (and (= |#NULL.base| 0) (= |#t~string32.offset| 0) (= |~#pppox_protos~0.offset| 0) (= ~LDV_IN_INTERRUPT~0 1) (= |~#pppox_proto_family~0.offset| 0) (= |#NULL.offset| 0) (not (= 1 ~ldv_module_refcounter~0)))) [2019-09-21 08:39:28,428 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:39:28,428 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:39:28,430 INFO L168 Benchmark]: Toolchain (without parser) took 4404.10 ms. Allocated memory was 137.9 MB in the beginning and 277.9 MB in the end (delta: 140.0 MB). Free memory was 77.4 MB in the beginning and 229.0 MB in the end (delta: -151.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:39:28,432 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-21 08:39:28,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1445.18 ms. Allocated memory was 137.9 MB in the beginning and 216.5 MB in the end (delta: 78.6 MB). Free memory was 77.2 MB in the beginning and 140.4 MB in the end (delta: -63.1 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:28,435 INFO L168 Benchmark]: Boogie Preprocessor took 148.81 ms. Allocated memory is still 216.5 MB. Free memory was 140.4 MB in the beginning and 136.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:28,442 INFO L168 Benchmark]: RCFGBuilder took 1387.42 ms. Allocated memory was 216.5 MB in the beginning and 274.2 MB in the end (delta: 57.7 MB). Free memory was 136.2 MB in the beginning and 214.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:28,443 INFO L168 Benchmark]: Sifa took 1418.88 ms. Allocated memory was 274.2 MB in the beginning and 277.9 MB in the end (delta: 3.7 MB). Free memory was 214.6 MB in the beginning and 229.0 MB in the end (delta: -14.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:39:28,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1445.18 ms. Allocated memory was 137.9 MB in the beginning and 216.5 MB in the end (delta: 78.6 MB). Free memory was 77.2 MB in the beginning and 140.4 MB in the end (delta: -63.1 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.81 ms. Allocated memory is still 216.5 MB. Free memory was 140.4 MB in the beginning and 136.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1387.42 ms. Allocated memory was 216.5 MB in the beginning and 274.2 MB in the end (delta: 57.7 MB). Free memory was 136.2 MB in the beginning and 214.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * Sifa took 1418.88 ms. Allocated memory was 274.2 MB in the beginning and 277.9 MB in the end (delta: 3.7 MB). Free memory was 214.6 MB in the beginning and 229.0 MB in the end (delta: -14.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1367, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 116, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME[ms]: 491, TOOLS_POST_CALL_APPLICATIONS: 25, TOOLS_POST_CALL_TIME[ms]: 133, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME[ms]: 40, TOOLS_QUANTIFIERELIM_APPLICATIONS: 127, TOOLS_QUANTIFIERELIM_TIME[ms]: 595, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 363, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 122, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 32, DOMAIN_JOIN_TIME[ms]: 437, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 58, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 33, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 284, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 284, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 14, CALL_SUMMARIZER_OVERALL_TIME[ms]: 674, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 673, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 255, DAG_COMPRESSION_RETAINED_NODES: 129 - UnprovableResult [Line: 4984]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 203#(or (exists ((|v_pppox_create_#in~protocol_BEFORE_CALL_6| Int)) (and (not (= 0 |~#pppox_protos~0.base|)) (= 1 (select |#valid| |~#pppox_protos~0.base|)) (= 0 |~#pppox_protos~0.offset|) (= 0 |#NULL.base|) (<= 0 |v_pppox_create_#in~protocol_BEFORE_CALL_6|) (= 1 (select |#valid| |#t~string32.base|)) (< |#t~string32.base| |#StackHeapBarrier|) (= 15 (select |#length| |#t~string32.base|)) (= (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 12)) 0) (= 1 (select |#valid| |~#pppox_proto_family~0.base|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 4))) (< |~#pppox_protos~0.base| |#StackHeapBarrier|) (= (select |#length| |~#pppox_protos~0.base|) 16) (= |#t~string32.offset| 0) (< |~#pppox_proto_family~0.base| |#StackHeapBarrier|) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 8))) (= |#funAddr~pppox_create.base| (select (select |#memory_$Pointer$.base| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 4))) (not (= 0 (mod (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8))) 4294967296))) (<= ~ldv_module_refcounter~0 1) (not (= 0 |~#pppox_proto_family~0.base|)) (= 1 ~LDV_IN_INTERRUPT~0) (= |~#pppox_proto_family~0.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 4))) (<= |v_pppox_create_#in~protocol_BEFORE_CALL_6| 3) (= |~#__this_module~0.offset| (select (select |#memory_$Pointer$.offset| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 8))) (= (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 4)) |#funAddr~pppox_create.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 12))) (= (select (select |#memory_$Pointer$.base| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 8)) |~#__this_module~0.base|) (= (select |#length| |~#pppox_proto_family~0.base|) 12) (= 0 (select |#valid| 0)) (= 24 (select (select |#memory_int| |~#pppox_proto_family~0.base|) |~#pppox_proto_family~0.offset|)) (not (= 0 |#t~string32.base|)) (= |#NULL.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| 8))) (= (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|) 0) (not (= (mod (+ (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|)))) 4294967296) 0)))) (and (= |#NULL.base| 0) (= |#t~string32.offset| 0) (= |~#pppox_protos~0.offset| 0) (= ~LDV_IN_INTERRUPT~0 1) (= |~#pppox_proto_family~0.offset| 0) (= |#NULL.offset| 0) (not (= 1 ~ldv_module_refcounter~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...