/usr/bin/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-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 05:52:22,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 05:52:22,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 05:52:22,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 05:52:22,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 05:52:22,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 05:52:22,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 05:52:22,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 05:52:22,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 05:52:22,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 05:52:22,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 05:52:22,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 05:52:22,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 05:52:22,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 05:52:22,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 05:52:22,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 05:52:22,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 05:52:22,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 05:52:22,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 05:52:22,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 05:52:22,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 05:52:22,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 05:52:22,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 05:52:22,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 05:52:22,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 05:52:22,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 05:52:22,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 05:52:22,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 05:52:22,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 05:52:22,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 05:52:22,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 05:52:22,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 05:52:22,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 05:52:22,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 05:52:22,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 05:52:22,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 05:52:22,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 05:52:22,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 05:52:22,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 05:52:22,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 05:52:22,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 05:52:22,849 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 [2019-11-07 05:52:22,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 05:52:22,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 05:52:22,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 05:52:22,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 05:52:22,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 05:52:22,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 05:52:22,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 05:52:22,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 05:52:22,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 05:52:22,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 05:52:22,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 05:52:22,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 05:52:22,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 05:52:22,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 05:52:22,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 05:52:22,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 05:52:22,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 05:52:22,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 05:52:22,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 05:52:22,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 05:52:22,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 05:52:22,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 05:52:22,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 05:52:22,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 05:52:23,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 05:52:23,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 05:52:23,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 05:52:23,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 05:52:23,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 05:52:23,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-07 05:52:23,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00943de0c/9a542097976241638c8bfb831226f131/FLAGefb410385 [2019-11-07 05:52:23,947 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 05:52:23,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-11-07 05:52:23,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00943de0c/9a542097976241638c8bfb831226f131/FLAGefb410385 [2019-11-07 05:52:24,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00943de0c/9a542097976241638c8bfb831226f131 [2019-11-07 05:52:24,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 05:52:24,067 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 05:52:24,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 05:52:24,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 05:52:24,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 05:52:24,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:52:24" (1/1) ... [2019-11-07 05:52:24,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183b6ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:24, skipping insertion in model container [2019-11-07 05:52:24,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:52:24" (1/1) ... [2019-11-07 05:52:24,084 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 05:52:24,186 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 05:52:25,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 05:52:25,053 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 05:52:25,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 05:52:25,271 INFO L192 MainTranslator]: Completed translation [2019-11-07 05:52:25,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25 WrapperNode [2019-11-07 05:52:25,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 05:52:25,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 05:52:25,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 05:52:25,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 05:52:25,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (1/1) ... [2019-11-07 05:52:25,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 05:52:25,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 05:52:25,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 05:52:25,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 05:52:25,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:52:25" (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 [2019-11-07 05:52:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 05:52:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 05:52:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-07 05:52:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-07 05:52:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-11-07 05:52:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-11-07 05:52:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-11-07 05:52:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-11-07 05:52:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-11-07 05:52:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-11-07 05:52:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-11-07 05:52:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-11-07 05:52:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-11-07 05:52:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 05:52:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-11-07 05:52:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-07 05:52:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-07 05:52:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-07 05:52:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-11-07 05:52:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-11-07 05:52:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-11-07 05:52:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-11-07 05:52:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 05:52:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 05:52:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 05:52:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-11-07 05:52:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-11-07 05:52:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-11-07 05:52:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-11-07 05:52:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-07 05:52:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-11-07 05:52:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-11-07 05:52:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-11-07 05:52:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-11-07 05:52:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-07 05:52:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-11-07 05:52:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 05:52:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-07 05:52:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-11-07 05:52:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-11-07 05:52:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 05:52:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 05:52:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 05:52:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 05:52:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-11-07 05:52:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-11-07 05:52:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 05:52:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 05:52:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 05:52:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 05:52:25,870 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 05:52:25,979 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-11-07 05:52:25,979 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-11-07 05:52:25,979 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-07 05:52:25,980 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-07 05:52:25,981 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 05:52:26,054 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-11-07 05:52:26,055 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-11-07 05:52:26,172 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-07 05:52:26,304 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 05:52:26,305 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 05:52:26,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:52:26 BoogieIcfgContainer [2019-11-07 05:52:26,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 05:52:26,307 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 05:52:26,307 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 05:52:26,307 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 05:52:26,308 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:52:26" (1/1) ... [2019-11-07 05:52:26,338 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 05:52:26,403 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 05:52:26,409 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 21 root evaluator evaluations with a maximum evaluation depth of 0. Performed 21 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 83 variables. [2019-11-07 05:52:26,409 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 05:52:26,412 INFO L168 Benchmark]: Toolchain (without parser) took 2343.72 ms. Allocated memory was 143.1 MB in the beginning and 234.9 MB in the end (delta: 91.8 MB). Free memory was 94.2 MB in the beginning and 169.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,413 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1203.98 ms. Allocated memory was 143.1 MB in the beginning and 205.5 MB in the end (delta: 62.4 MB). Free memory was 94.0 MB in the beginning and 125.7 MB in the end (delta: -31.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,415 INFO L168 Benchmark]: Boogie Preprocessor took 113.78 ms. Allocated memory is still 205.5 MB. Free memory was 125.7 MB in the beginning and 121.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,416 INFO L168 Benchmark]: RCFGBuilder took 916.46 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 121.9 MB in the beginning and 175.6 MB in the end (delta: -53.7 MB). Peak memory consumption was 52.2 MB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,417 INFO L168 Benchmark]: Abstract Interpretation took 102.34 ms. Allocated memory is still 234.9 MB. Free memory was 175.6 MB in the beginning and 169.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-11-07 05:52:26,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1203.98 ms. Allocated memory was 143.1 MB in the beginning and 205.5 MB in the end (delta: 62.4 MB). Free memory was 94.0 MB in the beginning and 125.7 MB in the end (delta: -31.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.78 ms. Allocated memory is still 205.5 MB. Free memory was 125.7 MB in the beginning and 121.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 916.46 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 121.9 MB in the beginning and 175.6 MB in the end (delta: -53.7 MB). Peak memory consumption was 52.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 102.34 ms. Allocated memory is still 234.9 MB. Free memory was 175.6 MB in the beginning and 169.6 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: 4984]: 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...