java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:30:38,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:30:38,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:30:38,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:30:38,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:30:38,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:30:38,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:30:38,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:30:38,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:30:38,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:30:38,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:30:38,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:30:38,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:30:38,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:30:38,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:30:38,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:30:38,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:30:38,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:30:38,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:30:38,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:30:38,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:30:38,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:30:38,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:30:38,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:30:38,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 00:30:38,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 00:30:38,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 00:30:38,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 00:30:38,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 00:30:38,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 00:30:38,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:30:38,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:30:38,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:30:38,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:30:39,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:30:39,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:30:39,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:30:39,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:30:39,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:30:39,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:30:39,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:30:39,007 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 [2019-10-14 00:30:39,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:30:39,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:30:39,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:30:39,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:30:39,032 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:30:39,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:30:39,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:30:39,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:30:39,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:30:39,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:30:39,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:30:39,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:30:39,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:30:39,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:30:39,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:30:39,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:30:39,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:30:39,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:30:39,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:30:39,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:30:39,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:30:39,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:30:39,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:30:39,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:30:39,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:30:39,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:30:39,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:30:39,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:30:39,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:30:39,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:30:39,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:30:39,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:30:39,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:30:39,345 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:30:39,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-10-14 00:30:39,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86563160/69d3ab53680044a9b9c097c22ef23af9/FLAGb21425a8d [2019-10-14 00:30:40,221 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:30:40,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-10-14 00:30:40,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86563160/69d3ab53680044a9b9c097c22ef23af9/FLAGb21425a8d [2019-10-14 00:30:40,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86563160/69d3ab53680044a9b9c097c22ef23af9 [2019-10-14 00:30:40,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:30:40,776 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:30:40,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:30:40,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:30:40,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:30:40,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:30:40" (1/1) ... [2019-10-14 00:30:40,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff2738f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:40, skipping insertion in model container [2019-10-14 00:30:40,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:30:40" (1/1) ... [2019-10-14 00:30:40,791 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:30:40,907 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:30:42,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:30:42,078 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:30:42,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:30:42,450 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:30:42,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42 WrapperNode [2019-10-14 00:30:42,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:30:42,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:30:42,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:30:42,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:30:42,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (1/1) ... [2019-10-14 00:30:42,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:30:42,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:30:42,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:30:42,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:30:42,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:30:42" (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 [2019-10-14 00:30:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:30:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:30:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-14 00:30:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-14 00:30:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 00:30:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 00:30:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-14 00:30:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-14 00:30:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 00:30:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 00:30:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 00:30:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 00:30:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-10-14 00:30:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-10-14 00:30:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-10-14 00:30:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-10-14 00:30:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-10-14 00:30:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-10-14 00:30:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-10-14 00:30:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-10-14 00:30:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-10-14 00:30:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:30:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-10-14 00:30:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-10-14 00:30:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-14 00:30:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-14 00:30:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-10-14 00:30:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-10-14 00:30:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 00:30:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 00:30:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-14 00:30:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 00:30:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:30:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-14 00:30:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 00:30:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-14 00:30:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-10-14 00:30:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-10-14 00:30:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 00:30:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-14 00:30:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 00:30:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-14 00:30:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 00:30:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:30:43,443 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 00:30:43,463 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-14 00:30:43,760 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:30:43,760 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 00:30:43,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:30:43 BoogieIcfgContainer [2019-10-14 00:30:43,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:30:43,763 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:30:43,763 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:30:43,763 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:30:43,764 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:30:43" (1/1) ... [2019-10-14 00:30:43,815 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:30:43,902 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-14 00:30:43,908 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 51 root evaluator evaluations with a maximum evaluation depth of 0. Performed 51 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 201 variables. [2019-10-14 00:30:43,909 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:30:43,912 INFO L168 Benchmark]: Toolchain (without parser) took 3134.01 ms. Allocated memory was 146.8 MB in the beginning and 244.3 MB in the end (delta: 97.5 MB). Free memory was 95.8 MB in the beginning and 105.1 MB in the end (delta: -9.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:30:43,912 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 00:30:43,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.62 ms. Allocated memory was 146.8 MB in the beginning and 209.2 MB in the end (delta: 62.4 MB). Free memory was 95.5 MB in the beginning and 100.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:30:43,915 INFO L168 Benchmark]: Boogie Preprocessor took 189.60 ms. Allocated memory was 209.2 MB in the beginning and 244.3 MB in the end (delta: 35.1 MB). Free memory was 100.8 MB in the beginning and 198.4 MB in the end (delta: -97.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:30:43,915 INFO L168 Benchmark]: RCFGBuilder took 1117.87 ms. Allocated memory is still 244.3 MB. Free memory was 198.4 MB in the beginning and 111.1 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:30:43,916 INFO L168 Benchmark]: Abstract Interpretation took 146.23 ms. Allocated memory is still 244.3 MB. Free memory was 111.1 MB in the beginning and 105.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:30:43,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1674.62 ms. Allocated memory was 146.8 MB in the beginning and 209.2 MB in the end (delta: 62.4 MB). Free memory was 95.5 MB in the beginning and 100.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 189.60 ms. Allocated memory was 209.2 MB in the beginning and 244.3 MB in the end (delta: 35.1 MB). Free memory was 100.8 MB in the beginning and 198.4 MB in the end (delta: -97.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1117.87 ms. Allocated memory is still 244.3 MB. Free memory was 198.4 MB in the beginning and 111.1 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 146.23 ms. Allocated memory is still 244.3 MB. Free memory was 111.1 MB in the beginning and 105.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 6259]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...