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 0.1.24-673a906-m [2019-10-03 11:20:12,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 11:20:12,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 11:20:12,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 11:20:12,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 11:20:12,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 11:20:12,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 11:20:12,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 11:20:12,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 11:20:12,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 11:20:12,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 11:20:12,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 11:20:12,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 11:20:12,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 11:20:12,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 11:20:12,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 11:20:12,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 11:20:12,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 11:20:12,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 11:20:12,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 11:20:12,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 11:20:12,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 11:20:12,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 11:20:12,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 11:20:12,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 11:20:12,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 11:20:12,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 11:20:12,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 11:20:12,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 11:20:12,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 11:20:12,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 11:20:12,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 11:20:12,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 11:20:12,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 11:20:12,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 11:20:12,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 11:20:12,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 11:20:12,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 11:20:12,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 11:20:12,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 11:20:12,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 11:20:12,262 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 [2019-10-03 11:20:12,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 11:20:12,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 11:20:12,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 11:20:12,278 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 11:20:12,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 11:20:12,279 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 11:20:12,279 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 11:20:12,279 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 11:20:12,279 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 11:20:12,279 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 11:20:12,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 11:20:12,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 11:20:12,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 11:20:12,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 11:20:12,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 11:20:12,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 11:20:12,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 11:20:12,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 11:20:12,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 11:20:12,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 11:20:12,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 11:20:12,282 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 11:20:12,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 11:20:12,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 11:20:12,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 11:20:12,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 11:20:12,283 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 11:20:12,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 11:20:12,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 11:20:12,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 11:20:12,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 11:20:12,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 11:20:12,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 11:20:12,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 11:20:12,335 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 11:20:12,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-10-03 11:20:12,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6cb41f6/3a04c05d1a204dabb81e8cf61447e3eb/FLAG675bbccc1 [2019-10-03 11:20:13,127 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 11:20:13,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-10-03 11:20:13,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6cb41f6/3a04c05d1a204dabb81e8cf61447e3eb/FLAG675bbccc1 [2019-10-03 11:20:13,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6cb41f6/3a04c05d1a204dabb81e8cf61447e3eb [2019-10-03 11:20:13,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 11:20:13,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 11:20:13,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 11:20:13,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 11:20:13,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 11:20:13,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 11:20:13" (1/1) ... [2019-10-03 11:20:13,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6561a44f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:13, skipping insertion in model container [2019-10-03 11:20:13,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 11:20:13" (1/1) ... [2019-10-03 11:20:13,396 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 11:20:13,501 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 11:20:14,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 11:20:14,407 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 11:20:14,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 11:20:14,744 INFO L192 MainTranslator]: Completed translation [2019-10-03 11:20:14,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14 WrapperNode [2019-10-03 11:20:14,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 11:20:14,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 11:20:14,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 11:20:14,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 11:20:14,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (1/1) ... [2019-10-03 11:20:14,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 11:20:14,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 11:20:14,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 11:20:14,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 11:20:14,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 11:20:14" (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 [2019-10-03 11:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 11:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 11:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-03 11:20:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 11:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-10-03 11:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-10-03 11:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-10-03 11:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-10-03 11:20:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-10-03 11:20:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-10-03 11:20:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-10-03 11:20:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-10-03 11:20:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-10-03 11:20:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 11:20:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-10-03 11:20:14,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-03 11:20:14,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-03 11:20:14,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-03 11:20:14,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-03 11:20:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-03 11:20:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 11:20:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-10-03 11:20:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-10-03 11:20:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-03 11:20:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 11:20:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-10-03 11:20:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-10-03 11:20:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-10-03 11:20:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 11:20:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 11:20:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 11:20:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-03 11:20:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-03 11:20:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-03 11:20:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-10-03 11:20:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-10-03 11:20:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-10-03 11:20:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 11:20:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 11:20:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 11:20:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 11:20:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-03 11:20:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-10-03 11:20:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 11:20:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 11:20:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-10-03 11:20:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-10-03 11:20:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 11:20:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 11:20:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 11:20:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 11:20:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-10-03 11:20:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-10-03 11:20:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 11:20:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 11:20:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 11:20:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 11:20:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 11:20:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 11:20:14,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 11:20:14,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 11:20:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 11:20:15,347 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 11:20:15,452 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-10-03 11:20:15,453 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-10-03 11:20:15,453 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-03 11:20:15,453 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-03 11:20:15,455 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-03 11:20:15,483 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-10-03 11:20:15,483 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-10-03 11:20:15,695 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-03 11:20:15,813 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 11:20:15,813 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 11:20:15,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:20:15 BoogieIcfgContainer [2019-10-03 11:20:15,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 11:20:15,818 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 11:20:15,818 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 11:20:15,818 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 11:20:15,819 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:20:15" (1/1) ... [2019-10-03 11:20:15,844 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 11:20:15,943 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 11:20:15,951 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. [2019-10-03 11:20:15,952 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 11:20:15,955 INFO L168 Benchmark]: Toolchain (without parser) took 2576.45 ms. Allocated memory was 130.0 MB in the beginning and 277.9 MB in the end (delta: 147.8 MB). Free memory was 79.4 MB in the beginning and 240.1 MB in the end (delta: -160.7 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,957 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.94 ms. Allocated memory was 130.0 MB in the beginning and 210.2 MB in the end (delta: 80.2 MB). Free memory was 79.2 MB in the beginning and 131.4 MB in the end (delta: -52.2 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,960 INFO L168 Benchmark]: Boogie Preprocessor took 136.26 ms. Allocated memory is still 210.2 MB. Free memory was 131.4 MB in the beginning and 127.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,962 INFO L168 Benchmark]: RCFGBuilder took 935.29 ms. Allocated memory is still 210.2 MB. Free memory was 127.9 MB in the beginning and 72.6 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,963 INFO L168 Benchmark]: Abstract Interpretation took 133.95 ms. Allocated memory was 210.2 MB in the beginning and 277.9 MB in the end (delta: 67.6 MB). Free memory was 72.6 MB in the beginning and 240.1 MB in the end (delta: -167.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-10-03 11:20:15,974 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 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1366.94 ms. Allocated memory was 130.0 MB in the beginning and 210.2 MB in the end (delta: 80.2 MB). Free memory was 79.2 MB in the beginning and 131.4 MB in the end (delta: -52.2 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.26 ms. Allocated memory is still 210.2 MB. Free memory was 131.4 MB in the beginning and 127.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 935.29 ms. Allocated memory is still 210.2 MB. Free memory was 127.9 MB in the beginning and 72.6 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 133.95 ms. Allocated memory was 210.2 MB in the beginning and 277.9 MB in the end (delta: 67.6 MB). Free memory was 72.6 MB in the beginning and 240.1 MB in the end (delta: -167.5 MB). Peak memory consumption was 23.5 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...