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.logsizewrapperfluid.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-ba7495b [2019-09-25 15:48:23,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:48:23,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:48:23,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:48:23,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:48:23,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:48:23,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:48:23,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:48:23,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:48:23,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:48:23,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:48:23,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:48:23,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:48:23,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:48:23,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:48:23,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:48:23,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:48:23,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:48:23,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:48:23,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:48:23,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:48:23,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:48:23,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:48:23,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:48:23,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:48:23,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:48:23,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:48:23,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:48:23,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:48:23,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:48:23,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:48:23,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:48:23,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:48:23,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:48:23,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:48:23,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:48:23,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:48:23,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:48:23,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:48:23,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:48:23,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:48:23,083 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 [2019-09-25 15:48:23,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:48:23,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:48:23,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:48:23,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:48:23,108 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:48:23,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:48:23,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:48:23,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:48:23,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:48:23,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:48:23,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:48:23,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:48:23,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:48:23,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:48:23,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:48:23,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:48:23,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:48:23,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:48:23,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:48:23,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:48:23,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:48:23,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:48:23,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:48:23,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:48:23,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:48:23,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:48:23,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:48:23,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:48:23,115 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:48:23,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:48:23,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:48:23,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:48:23,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:48:23,204 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:48:23,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-25 15:48:23,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0b53e34/02ccfb7699294acab38d20b0bdd5c231/FLAGafee18276 [2019-09-25 15:48:24,003 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:48:24,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-25 15:48:24,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0b53e34/02ccfb7699294acab38d20b0bdd5c231/FLAGafee18276 [2019-09-25 15:48:24,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0b53e34/02ccfb7699294acab38d20b0bdd5c231 [2019-09-25 15:48:24,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:48:24,101 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:48:24,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:24,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:48:24,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:48:24,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:24" (1/1) ... [2019-09-25 15:48:24,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8127a9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:24, skipping insertion in model container [2019-09-25 15:48:24,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:24" (1/1) ... [2019-09-25 15:48:24,121 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:48:24,217 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:48:25,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:25,165 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:48:25,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:25,401 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:48:25,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25 WrapperNode [2019-09-25 15:48:25,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:25,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:48:25,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:48:25,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:48:25,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (1/1) ... [2019-09-25 15:48:25,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:48:25,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:48:25,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:48:25,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:48:25,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:25" (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 [2019-09-25 15:48:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:48:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:48:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-25 15:48:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-25 15:48:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-09-25 15:48:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-09-25 15:48:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-09-25 15:48:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-09-25 15:48:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-09-25 15:48:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-09-25 15:48:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-09-25 15:48:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-09-25 15:48:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-09-25 15:48:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:48:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-25 15:48:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-25 15:48:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-25 15:48:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-25 15:48:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-25 15:48:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-25 15:48:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-25 15:48:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-09-25 15:48:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-09-25 15:48:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-25 15:48:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-25 15:48:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-09-25 15:48:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-09-25 15:48:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-25 15:48:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-09-25 15:48:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-09-25 15:48:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-09-25 15:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-09-25 15:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-09-25 15:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-25 15:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-09-25 15:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-25 15:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-25 15:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-25 15:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-25 15:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-25 15:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-09-25 15:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-09-25 15:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-09-25 15:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-09-25 15:48:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-09-25 15:48:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-09-25 15:48:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-09-25 15:48:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:48:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:48:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:48:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:48:25,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-25 15:48:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-09-25 15:48:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:48:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-25 15:48:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-09-25 15:48:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-25 15:48:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-09-25 15:48:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 15:48:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-25 15:48:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:48:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-25 15:48:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:48:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:48:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-25 15:48:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:48:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:48:25,955 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:48:26,028 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-25 15:48:26,029 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-25 15:48:26,029 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-25 15:48:26,029 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-25 15:48:26,030 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:48:26,058 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-25 15:48:26,058 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-25 15:48:26,177 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-25 15:48:26,658 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:48:26,658 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 15:48:26,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:26 BoogieIcfgContainer [2019-09-25 15:48:26,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:48:26,660 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:48:26,660 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:48:26,661 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:48:26,662 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,662 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:48:26,686 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:48:26,686 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:48:26,693 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:48:26,702 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:48:26,704 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:48:27,101 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 99 for LOIs [2019-09-25 15:48:27,851 INFO L199 IcfgInterpreter]: Interpreting procedure pppox_create with input of size 100 for LOIs [2019-09-25 15:48:27,952 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_module_put_2 with input of size 119 for LOIs [2019-09-25 15:48:27,963 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_module_put with input of size 119 for LOIs [2019-09-25 15:48:27,973 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 15 for LOIs [2019-09-25 15:48:27,979 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_blast_assert with input of size 125 for LOIs [2019-09-25 15:48:27,985 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:48:27,985 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:48:27,988 INFO L193 IcfgInterpreter]: Reachable states at location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 206#(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|) (not (= 0 (mod (+ (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$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8)) (select (select |#memory_$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$.offset| |~#pppox_protos~0.base|) (+ |~#pppox_protos~0.offset| (* 4 |v_pppox_create_#in~protocol_BEFORE_CALL_6|))) 8))) 4294967296))) (<= 0 |v_pppox_create_#in~protocol_BEFORE_CALL_6|) (= 1 (select |#valid| |#t~string32.base|)) (< |#t~string32.base| |#StackHeapBarrier|) (= 15 (select |#length| |#t~string32.base|)) (= (select (select |#memory_$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$.base| |~#pppox_proto_family~0.base|) (+ |~#pppox_proto_family~0.offset| 4))) (<= ~ldv_module_refcounter~0 1) (not (= 0 |~#pppox_proto_family~0.base|)) (= 1 ~LDV_IN_INTERRUPT~0) (= |~#pppox_proto_family~0.offset| 0) (= 0 (select (select |#memory_$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)))) [2019-09-25 15:48:28,010 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:48:28,010 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:48:28,013 INFO L168 Benchmark]: Toolchain (without parser) took 3911.22 ms. Allocated memory was 135.3 MB in the beginning and 277.3 MB in the end (delta: 142.1 MB). Free memory was 79.8 MB in the beginning and 231.3 MB in the end (delta: -151.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:48:28,015 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:48:28,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1297.38 ms. Allocated memory was 135.3 MB in the beginning and 216.5 MB in the end (delta: 81.3 MB). Free memory was 79.6 MB in the beginning and 139.3 MB in the end (delta: -59.7 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:28,018 INFO L168 Benchmark]: Boogie Preprocessor took 69.71 ms. Allocated memory is still 216.5 MB. Free memory was 139.3 MB in the beginning and 135.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:28,024 INFO L168 Benchmark]: RCFGBuilder took 1186.99 ms. Allocated memory was 216.5 MB in the beginning and 273.2 MB in the end (delta: 56.6 MB). Free memory was 135.9 MB in the beginning and 211.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:28,026 INFO L168 Benchmark]: Sifa took 1350.17 ms. Allocated memory was 273.2 MB in the beginning and 277.3 MB in the end (delta: 4.2 MB). Free memory was 211.7 MB in the beginning and 231.3 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:48:28,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1297.38 ms. Allocated memory was 135.3 MB in the beginning and 216.5 MB in the end (delta: 81.3 MB). Free memory was 79.6 MB in the beginning and 139.3 MB in the end (delta: -59.7 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.71 ms. Allocated memory is still 216.5 MB. Free memory was 139.3 MB in the beginning and 135.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1186.99 ms. Allocated memory was 216.5 MB in the beginning and 273.2 MB in the end (delta: 56.6 MB). Free memory was 135.9 MB in the beginning and 211.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * Sifa took 1350.17 ms. Allocated memory was 273.2 MB in the beginning and 277.3 MB in the end (delta: 4.2 MB). Free memory was 211.7 MB in the beginning and 231.3 MB in the end (delta: -19.6 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]: 1303, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 116, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME[ms]: 405, TOOLS_POST_CALL_APPLICATIONS: 25, TOOLS_POST_CALL_TIME[ms]: 167, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME[ms]: 44, TOOLS_QUANTIFIERELIM_APPLICATIONS: 127, TOOLS_QUANTIFIERELIM_TIME[ms]: 544, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 298, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 122, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 32, DOMAIN_JOIN_TIME[ms]: 452, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 60, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 23, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 280, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 279, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 14, CALL_SUMMARIZER_OVERALL_TIME[ms]: 585, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 584, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, 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 206#(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|) (not (= 0 (mod (+ (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)) (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))) 4294967296))) (<= 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))) (<= ~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...