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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:28:39,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:28:39,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:28:39,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:28:39,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:28:39,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:28:39,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:28:39,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:28:39,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:28:39,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:28:39,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:28:39,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:28:39,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:28:39,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:28:39,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:28:39,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:28:39,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:28:39,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:28:39,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:28:39,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:28:39,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:28:39,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:28:39,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:28:39,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:28:39,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:28:39,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:28:39,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:28:39,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:28:39,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:28:39,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:28:39,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:28:39,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:28:39,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:28:39,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:28:39,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:28:39,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:28:39,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:28:39,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:28:39,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:28:39,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:28:39,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:28:39,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:28:39,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:28:39,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:28:39,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:28:39,277 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:28:39,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:28:39,278 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:28:39,278 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:28:39,278 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:28:39,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:28:39,278 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:28:39,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:28:39,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:28:39,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:28:39,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:28:39,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:28:39,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:28:39,283 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:28:39,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:28:39,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:28:39,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:28:39,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:28:39,284 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:28:39,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:28:39,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:28:39,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:28:39,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:28:39,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:28:39,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:28:39,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:28:39,351 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:28:39,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-11 17:28:39,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d75f167/3dd65678a71e425aa828d6f8af64fea3/FLAG0bb31cc56 [2019-09-11 17:28:40,265 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:28:40,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-09-11 17:28:40,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d75f167/3dd65678a71e425aa828d6f8af64fea3/FLAG0bb31cc56 [2019-09-11 17:28:40,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d75f167/3dd65678a71e425aa828d6f8af64fea3 [2019-09-11 17:28:40,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:28:40,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:28:40,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:28:40,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:28:40,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:28:40,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:28:40" (1/1) ... [2019-09-11 17:28:40,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a71346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:40, skipping insertion in model container [2019-09-11 17:28:40,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:28:40" (1/1) ... [2019-09-11 17:28:40,399 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:28:40,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:28:41,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:28:41,438 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:28:41,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:28:41,693 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:28:41,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41 WrapperNode [2019-09-11 17:28:41,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:28:41,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:28:41,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:28:41,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:28:41,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (1/1) ... [2019-09-11 17:28:41,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:28:41,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:28:41,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:28:41,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:28:41,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:28:41" (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 [2019-09-11 17:28:41,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:28:41,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:28:41,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-09-11 17:28:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-09-11 17:28:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-09-11 17:28:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-09-11 17:28:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-09-11 17:28:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-09-11 17:28:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:28:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-11 17:28:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-11 17:28:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-11 17:28:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-11 17:28:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-11 17:28:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-11 17:28:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-11 17:28:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-09-11 17:28:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-09-11 17:28:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-09-11 17:28:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-09-11 17:28:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-09-11 17:28:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-09-11 17:28:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-09-11 17:28:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-11 17:28:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-11 17:28:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-11 17:28:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-09-11 17:28:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-09-11 17:28:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-11 17:28:41,860 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-09-11 17:28:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 17:28:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-11 17:28:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-09-11 17:28:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-09-11 17:28:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-09-11 17:28:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-11 17:28:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-11 17:28:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-11 17:28:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-11 17:28:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 17:28:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:28:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-11 17:28:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-11 17:28:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:28:42,350 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-11 17:28:42,448 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-11 17:28:42,448 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-11 17:28:42,448 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-11 17:28:42,449 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-11 17:28:42,450 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-11 17:28:42,530 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-11 17:28:42,530 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-11 17:28:42,664 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-11 17:28:42,849 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:28:42,849 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:28:42,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:28:42 BoogieIcfgContainer [2019-09-11 17:28:42,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:28:42,852 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:28:42,852 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:28:42,853 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:28:42,853 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:28:42" (1/1) ... [2019-09-11 17:28:42,888 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:28:42,954 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 17:28:42,959 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. [2019-09-11 17:28:42,960 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:28:42,962 INFO L168 Benchmark]: Toolchain (without parser) took 2582.30 ms. Allocated memory was 141.6 MB in the beginning and 223.3 MB in the end (delta: 81.8 MB). Free memory was 82.9 MB in the beginning and 83.0 MB in the end (delta: -88.0 kB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,964 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.8 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1311.73 ms. Allocated memory was 141.6 MB in the beginning and 223.3 MB in the end (delta: 81.8 MB). Free memory was 82.7 MB in the beginning and 146.0 MB in the end (delta: -63.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,966 INFO L168 Benchmark]: Boogie Preprocessor took 77.26 ms. Allocated memory is still 223.3 MB. Free memory was 146.0 MB in the beginning and 142.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,967 INFO L168 Benchmark]: RCFGBuilder took 1079.05 ms. Allocated memory is still 223.3 MB. Free memory was 142.5 MB in the beginning and 88.3 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,967 INFO L168 Benchmark]: Abstract Interpretation took 107.64 ms. Allocated memory is still 223.3 MB. Free memory was 88.3 MB in the beginning and 83.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:28:42,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.8 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1311.73 ms. Allocated memory was 141.6 MB in the beginning and 223.3 MB in the end (delta: 81.8 MB). Free memory was 82.7 MB in the beginning and 146.0 MB in the end (delta: -63.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.26 ms. Allocated memory is still 223.3 MB. Free memory was 146.0 MB in the beginning and 142.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1079.05 ms. Allocated memory is still 223.3 MB. Free memory was 142.5 MB in the beginning and 88.3 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 107.64 ms. Allocated memory is still 223.3 MB. Free memory was 88.3 MB in the beginning and 83.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 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...