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-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 07:17:54,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 07:17:54,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 07:17:54,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 07:17:54,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 07:17:54,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 07:17:54,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 07:17:54,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 07:17:54,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 07:17:54,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 07:17:54,628 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 07:17:54,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 07:17:54,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 07:17:54,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 07:17:54,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 07:17:54,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 07:17:54,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 07:17:54,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 07:17:54,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 07:17:54,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 07:17:54,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 07:17:54,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 07:17:54,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 07:17:54,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 07:17:54,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 07:17:54,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 07:17:54,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 07:17:54,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 07:17:54,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 07:17:54,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 07:17:54,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 07:17:54,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 07:17:54,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 07:17:54,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 07:17:54,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 07:17:54,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 07:17:54,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 07:17:54,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 07:17:54,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 07:17:54,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 07:17:54,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 07:17:54,656 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 07:17:54,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 07:17:54,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 07:17:54,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 07:17:54,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 07:17:54,686 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 07:17:54,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 07:17:54,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 07:17:54,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 07:17:54,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 07:17:54,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 07:17:54,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 07:17:54,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 07:17:54,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 07:17:54,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 07:17:54,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 07:17:54,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 07:17:54,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 07:17:54,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 07:17:54,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 07:17:54,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 07:17:54,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 07:17:54,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 07:17:54,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 07:17:54,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 07:17:54,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 07:17:54,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 07:17:54,693 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-10 07:17:54,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 07:17:54,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 07:17:54,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 07:17:54,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 07:17:54,759 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 07:17:54,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-08-10 07:17:54,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d517861f1/09f1bf7094944deb9d2b35d4a8a0166d/FLAGdd314661f [2019-08-10 07:17:55,573 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 07:17:55,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2019-08-10 07:17:55,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d517861f1/09f1bf7094944deb9d2b35d4a8a0166d/FLAGdd314661f [2019-08-10 07:17:55,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d517861f1/09f1bf7094944deb9d2b35d4a8a0166d [2019-08-10 07:17:55,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 07:17:55,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 07:17:55,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 07:17:55,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 07:17:55,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 07:17:55,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 07:17:55" (1/1) ... [2019-08-10 07:17:55,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1704093c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:55, skipping insertion in model container [2019-08-10 07:17:55,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 07:17:55" (1/1) ... [2019-08-10 07:17:55,713 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 07:17:55,847 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 07:17:56,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 07:17:56,708 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 07:17:56,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 07:17:57,009 INFO L192 MainTranslator]: Completed translation [2019-08-10 07:17:57,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57 WrapperNode [2019-08-10 07:17:57,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 07:17:57,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 07:17:57,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 07:17:57,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 07:17:57,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (1/1) ... [2019-08-10 07:17:57,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 07:17:57,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 07:17:57,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 07:17:57,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 07:17:57,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 07:17:57" (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 07:17:57,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 07:17:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 07:17:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-10 07:17:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-08-10 07:17:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2019-08-10 07:17:57,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2019-08-10 07:17:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2019-08-10 07:17:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2019-08-10 07:17:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2019-08-10 07:17:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2019-08-10 07:17:57,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2019-08-10 07:17:57,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2019-08-10 07:17:57,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2019-08-10 07:17:57,200 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 07:17:57,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-08-10 07:17:57,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-08-10 07:17:57,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-08-10 07:17:57,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-08-10 07:17:57,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-08-10 07:17:57,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-08-10 07:17:57,204 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2019-08-10 07:17:57,205 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-08-10 07:17:57,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-08-10 07:17:57,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-08-10 07:17:57,205 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2019-08-10 07:17:57,205 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2019-08-10 07:17:57,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2019-08-10 07:17:57,206 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-10 07:17:57,206 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-10 07:17:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 07:17:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-08-10 07:17:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-08-10 07:17:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2019-08-10 07:17:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-08-10 07:17:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-08-10 07:17:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-08-10 07:17:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-08-10 07:17:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-08-10 07:17:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-08-10 07:17:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2019-08-10 07:17:57,209 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2019-08-10 07:17:57,210 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2019-08-10 07:17:57,210 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2019-08-10 07:17:57,210 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2019-08-10 07:17:57,210 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 07:17:57,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-10 07:17:57,212 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2019-08-10 07:17:57,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 07:17:57,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-08-10 07:17:57,212 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2019-08-10 07:17:57,213 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2019-08-10 07:17:57,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-10 07:17:57,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-10 07:17:57,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-10 07:17:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 07:17:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-10 07:17:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 07:17:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 07:17:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-10 07:17:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 07:17:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 07:17:57,639 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-10 07:17:57,729 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-08-10 07:17:57,729 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-08-10 07:17:57,729 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-10 07:17:57,730 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-10 07:17:57,731 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-10 07:17:57,762 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-08-10 07:17:57,763 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-08-10 07:17:57,894 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-08-10 07:17:58,029 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 07:17:58,029 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 07:17:58,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 07:17:58 BoogieIcfgContainer [2019-08-10 07:17:58,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 07:17:58,032 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 07:17:58,032 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 07:17:58,032 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 07:17:58,033 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 07:17:58" (1/1) ... [2019-08-10 07:17:58,447 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-10 07:17:58,737 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-08-10 07:17:59,012 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 07:17:59,020 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 07:17:59,022 INFO L168 Benchmark]: Toolchain (without parser) took 3328.61 ms. Allocated memory was 132.6 MB in the beginning and 265.8 MB in the end (delta: 133.2 MB). Free memory was 80.2 MB in the beginning and 151.0 MB in the end (delta: -70.8 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,023 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1315.17 ms. Allocated memory was 132.6 MB in the beginning and 219.2 MB in the end (delta: 86.5 MB). Free memory was 80.0 MB in the beginning and 146.9 MB in the end (delta: -66.9 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,025 INFO L168 Benchmark]: Boogie Preprocessor took 120.14 ms. Allocated memory is still 219.2 MB. Free memory was 146.9 MB in the beginning and 143.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,026 INFO L168 Benchmark]: RCFGBuilder took 900.19 ms. Allocated memory is still 219.2 MB. Free memory was 143.4 MB in the beginning and 89.7 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,027 INFO L168 Benchmark]: Symbolic Interpretation took 988.73 ms. Allocated memory was 219.2 MB in the beginning and 265.8 MB in the end (delta: 46.7 MB). Free memory was 89.7 MB in the beginning and 151.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2019-08-10 07:17:59,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4984]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 226#(or (exists ((v_pppox_create_~protocol_BEFORE_CALL_1 Int)) (and (= |#NULL.base| 0) (<= ~ldv_module_refcounter~0 1) (not (< v_pppox_create_~protocol_BEFORE_CALL_1 0)) (not (< 3 v_pppox_create_~protocol_BEFORE_CALL_1)) (= |#t~string32.offset| 0) (not (= 0 (mod (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|)) 16)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|))) (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|)) 16))) 18446744073709551616))) (= |~#pppox_proto_family~0.offset| 0) (= |~#pppox_protos~0.offset| 0) (= ~LDV_IN_INTERRUPT~0 1) (not (= 0 (mod (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|)) (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) (+ (* 8 v_pppox_create_~protocol_BEFORE_CALL_1) |~#pppox_protos~0.offset|))) 18446744073709551616))) (= |#NULL.offset| 0))) (not (= 1 ~ldv_module_refcounter~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1315.17 ms. Allocated memory was 132.6 MB in the beginning and 219.2 MB in the end (delta: 86.5 MB). Free memory was 80.0 MB in the beginning and 146.9 MB in the end (delta: -66.9 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.14 ms. Allocated memory is still 219.2 MB. Free memory was 146.9 MB in the beginning and 143.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 900.19 ms. Allocated memory is still 219.2 MB. Free memory was 143.4 MB in the beginning and 89.7 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 988.73 ms. Allocated memory was 219.2 MB in the beginning and 265.8 MB in the end (delta: 46.7 MB). Free memory was 89.7 MB in the beginning and 151.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...