java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -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 0.1.24-2989841 [2019-08-10 20:34:23,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 20:34:23,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 20:34:23,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 20:34:23,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 20:34:23,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 20:34:23,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 20:34:23,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 20:34:23,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 20:34:23,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 20:34:23,555 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 20:34:23,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 20:34:23,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 20:34:23,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 20:34:23,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 20:34:23,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 20:34:23,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 20:34:23,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 20:34:23,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 20:34:23,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 20:34:23,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 20:34:23,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 20:34:23,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 20:34:23,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 20:34:23,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 20:34:23,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 20:34:23,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 20:34:23,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 20:34:23,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 20:34:23,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 20:34:23,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 20:34:23,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 20:34:23,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 20:34:23,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 20:34:23,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 20:34:23,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 20:34:23,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 20:34:23,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 20:34:23,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 20:34:23,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 20:34:23,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 20:34:23,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-10 20:34:23,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 20:34:23,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 20:34:23,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 20:34:23,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 20:34:23,600 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 20:34:23,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 20:34:23,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 20:34:23,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 20:34:23,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 20:34:23,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 20:34:23,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 20:34:23,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 20:34:23,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 20:34:23,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 20:34:23,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 20:34:23,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 20:34:23,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 20:34:23,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 20:34:23,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 20:34:23,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 20:34:23,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 20:34:23,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 20:34:23,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 20:34:23,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 20:34:23,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 20:34:23,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 20:34:23,605 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-10 20:34:23,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 20:34:23,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 20:34:23,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 20:34:23,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 20:34:23,651 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 20:34:23,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-08-10 20:34:23,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f1902d8/0a7f0f6bff1445b2a158dee30fc43077/FLAGf8887cb3e [2019-08-10 20:34:24,460 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 20:34:24,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2019-08-10 20:34:24,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f1902d8/0a7f0f6bff1445b2a158dee30fc43077/FLAGf8887cb3e [2019-08-10 20:34:24,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f1902d8/0a7f0f6bff1445b2a158dee30fc43077 [2019-08-10 20:34:24,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 20:34:24,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 20:34:24,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 20:34:24,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 20:34:24,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 20:34:24,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 08:34:24" (1/1) ... [2019-08-10 20:34:24,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b68f00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:24, skipping insertion in model container [2019-08-10 20:34:24,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 08:34:24" (1/1) ... [2019-08-10 20:34:24,546 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 20:34:24,673 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 20:34:25,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 20:34:25,695 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 20:34:25,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 20:34:26,004 INFO L192 MainTranslator]: Completed translation [2019-08-10 20:34:26,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26 WrapperNode [2019-08-10 20:34:26,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 20:34:26,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 20:34:26,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 20:34:26,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 20:34:26,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (1/1) ... [2019-08-10 20:34:26,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 20:34:26,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 20:34:26,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 20:34:26,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 20:34:26,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 08:34:26" (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 [2019-08-10 20:34:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 20:34:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 20:34:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-10 20:34:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-08-10 20:34:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-10 20:34:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-10 20:34:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-08-10 20:34:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-08-10 20:34:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-10 20:34:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-10 20:34:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-10 20:34:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-10 20:34:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-08-10 20:34:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-08-10 20:34:26,233 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-08-10 20:34:26,233 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-08-10 20:34:26,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-08-10 20:34:26,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-08-10 20:34:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-08-10 20:34:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-10 20:34:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-10 20:34:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-10 20:34:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-10 20:34:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-10 20:34:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-10 20:34:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-08-10 20:34:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-08-10 20:34:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-10 20:34:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-08-10 20:34:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-08-10 20:34:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-08-10 20:34:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-08-10 20:34:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-08-10 20:34:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-08-10 20:34:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-10 20:34:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-10 20:34:26,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-08-10 20:34:26,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-10 20:34:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 20:34:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-08-10 20:34:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-08-10 20:34:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-08-10 20:34:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-08-10 20:34:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-08-10 20:34:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-08-10 20:34:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-08-10 20:34:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-10 20:34:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-10 20:34:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 20:34:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-10 20:34:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-10 20:34:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-08-10 20:34:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-08-10 20:34:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-08-10 20:34:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-10 20:34:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-10 20:34:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-10 20:34:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-10 20:34:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-08-10 20:34:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-08-10 20:34:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-08-10 20:34:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-08-10 20:34:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-08-10 20:34:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-08-10 20:34:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-08-10 20:34:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-08-10 20:34:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-08-10 20:34:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-08-10 20:34:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-08-10 20:34:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-08-10 20:34:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 20:34:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 20:34:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 20:34:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 20:34:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 20:34:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-10 20:34:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-08-10 20:34:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-08-10 20:34:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-08-10 20:34:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-10 20:34:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-08-10 20:34:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-10 20:34:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 20:34:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 20:34:27,091 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-10 20:34:27,108 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-08-10 20:34:27,431 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 20:34:27,431 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 20:34:27,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 08:34:27 BoogieIcfgContainer [2019-08-10 20:34:27,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 20:34:27,434 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 20:34:27,434 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 20:34:27,434 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 20:34:27,435 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 08:34:27" (1/1) ... [2019-08-10 20:34:30,199 WARN L188 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 456 [2019-08-10 20:34:33,253 WARN L188 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 447 DAG size of output: 431 [2019-08-10 20:34:37,665 WARN L188 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 504 DAG size of output: 500 [2019-08-10 20:34:39,666 WARN L188 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 497 [2019-08-10 20:34:41,639 WARN L188 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 494 [2019-08-10 20:34:41,879 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-08-10 20:34:44,050 WARN L188 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 493 [2019-08-10 20:34:44,075 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.IllegalArgumentException: Expected one sink location but found 0 at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.regexdag.RegexDagUtils.singleSinkLocation(RegexDagUtils.java:47) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:87) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:67) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:62) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:190) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:162) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:112) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:88) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:104) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:88) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretLoop(DagInterpreter.java:141) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:133) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:112) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:76) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:68) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-10 20:34:44,082 INFO L168 Benchmark]: Toolchain (without parser) took 19552.85 ms. Allocated memory was 137.9 MB in the beginning and 579.3 MB in the end (delta: 441.5 MB). Free memory was 76.6 MB in the beginning and 262.1 MB in the end (delta: -185.6 MB). Peak memory consumption was 444.8 MB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,083 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.19 ms. Allocated memory was 137.9 MB in the beginning and 218.6 MB in the end (delta: 80.7 MB). Free memory was 76.1 MB in the beginning and 119.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,084 INFO L168 Benchmark]: Boogie Preprocessor took 130.12 ms. Allocated memory is still 218.6 MB. Free memory was 119.0 MB in the beginning and 114.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,085 INFO L168 Benchmark]: RCFGBuilder took 1296.08 ms. Allocated memory was 218.6 MB in the beginning and 273.7 MB in the end (delta: 55.1 MB). Free memory was 113.1 MB in the beginning and 185.7 MB in the end (delta: -72.6 MB). Peak memory consumption was 62.1 MB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,086 INFO L168 Benchmark]: Symbolic Interpretation took 16646.51 ms. Allocated memory was 273.7 MB in the beginning and 579.3 MB in the end (delta: 305.7 MB). Free memory was 185.7 MB in the beginning and 262.1 MB in the end (delta: -76.4 MB). Peak memory consumption was 418.2 MB. Max. memory is 7.1 GB. [2019-08-10 20:34:44,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: IllegalArgumentException: Expected one sink location but found 0 de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: IllegalArgumentException: Expected one sink location but found 0: de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.regexdag.RegexDagUtils.singleSinkLocation(RegexDagUtils.java:47) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1475.19 ms. Allocated memory was 137.9 MB in the beginning and 218.6 MB in the end (delta: 80.7 MB). Free memory was 76.1 MB in the beginning and 119.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.12 ms. Allocated memory is still 218.6 MB. Free memory was 119.0 MB in the beginning and 114.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1296.08 ms. Allocated memory was 218.6 MB in the beginning and 273.7 MB in the end (delta: 55.1 MB). Free memory was 113.1 MB in the beginning and 185.7 MB in the end (delta: -72.6 MB). Peak memory consumption was 62.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 16646.51 ms. Allocated memory was 273.7 MB in the beginning and 579.3 MB in the end (delta: 305.7 MB). Free memory was 185.7 MB in the beginning and 262.1 MB in the end (delta: -76.4 MB). Peak memory consumption was 418.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...