./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 22:51:49,673 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 22:51:49,675 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 22:51:49,687 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 22:51:49,687 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 22:51:49,688 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 22:51:49,690 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 22:51:49,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 22:51:49,693 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 22:51:49,694 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 22:51:49,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 22:51:49,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 22:51:49,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 22:51:49,697 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 22:51:49,698 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 22:51:49,699 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 22:51:49,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 22:51:49,701 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 22:51:49,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 22:51:49,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 22:51:49,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 22:51:49,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 22:51:49,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 22:51:49,710 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 22:51:49,711 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 22:51:49,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 22:51:49,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 22:51:49,713 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 22:51:49,714 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 22:51:49,715 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 22:51:49,716 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 22:51:49,716 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 22:51:49,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 22:51:49,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 22:51:49,718 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 22:51:49,719 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 22:51:49,719 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 22:51:49,736 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 22:51:49,736 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 22:51:49,737 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 22:51:49,738 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 22:51:49,738 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 22:51:49,738 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 22:51:49,739 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 22:51:49,739 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 22:51:49,739 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 22:51:49,740 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 22:51:49,740 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 22:51:49,740 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 22:51:49,740 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 22:51:49,740 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 22:51:49,741 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 22:51:49,741 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 22:51:49,741 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 22:51:49,741 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 22:51:49,741 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 22:51:49,742 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 22:51:49,742 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 22:51:49,742 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 22:51:49,742 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 22:51:49,743 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 22:51:49,743 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 22:51:49,743 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 22:51:49,743 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 22:51:49,743 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 22:51:49,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2018-11-28 22:51:49,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 22:51:49,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 22:51:49,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 22:51:49,828 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 22:51:49,829 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 22:51:49,830 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:51:49,897 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113f2a7c0/f8a7a469e39740c5ae539b903b4028e2/FLAG7f2412bc0 [2018-11-28 22:51:50,413 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 22:51:50,415 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:51:50,436 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113f2a7c0/f8a7a469e39740c5ae539b903b4028e2/FLAG7f2412bc0 [2018-11-28 22:51:50,691 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113f2a7c0/f8a7a469e39740c5ae539b903b4028e2 [2018-11-28 22:51:50,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 22:51:50,697 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 22:51:50,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 22:51:50,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 22:51:50,702 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 22:51:50,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:51:50" (1/1) ... [2018-11-28 22:51:50,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183dcd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:50, skipping insertion in model container [2018-11-28 22:51:50,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:51:50" (1/1) ... [2018-11-28 22:51:50,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 22:51:50,798 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 22:51:51,294 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:51:51,319 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 22:51:51,497 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:51:51,589 INFO L195 MainTranslator]: Completed translation [2018-11-28 22:51:51,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51 WrapperNode [2018-11-28 22:51:51,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 22:51:51,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 22:51:51,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 22:51:51,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 22:51:51,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (1/1) ... [2018-11-28 22:51:51,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 22:51:51,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 22:51:51,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 22:51:51,703 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 22:51:51,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (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 [2018-11-28 22:51:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 22:51:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 22:51:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 22:51:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 22:51:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:51:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 22:51:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 22:51:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 22:51:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 22:51:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 22:51:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 22:51:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 22:51:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 22:51:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 22:51:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 22:51:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 22:51:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 22:51:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 22:51:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 22:51:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 22:51:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2018-11-28 22:51:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 22:51:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 22:51:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 22:51:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 22:51:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 22:51:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 22:51:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 22:51:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 22:51:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 22:51:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 22:51:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 22:51:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 22:51:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 22:51:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 22:51:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 22:51:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 22:51:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 22:51:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 22:51:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 22:51:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 22:51:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 22:51:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 22:51:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 22:51:51,793 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 22:51:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 22:51:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 22:51:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 22:51:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 22:51:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 22:51:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 22:51:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 22:51:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 22:51:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 22:51:52,552 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:51:53,271 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:51:53,715 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 22:51:53,715 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 22:51:53,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:51:53 BoogieIcfgContainer [2018-11-28 22:51:53,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 22:51:53,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 22:51:53,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 22:51:53,724 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 22:51:53,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:51:50" (1/3) ... [2018-11-28 22:51:53,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2266e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:51:53, skipping insertion in model container [2018-11-28 22:51:53,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:51" (2/3) ... [2018-11-28 22:51:53,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2266e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:51:53, skipping insertion in model container [2018-11-28 22:51:53,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:51:53" (3/3) ... [2018-11-28 22:51:53,729 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:51:53,739 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 22:51:53,752 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-11-28 22:51:53,772 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-11-28 22:51:53,802 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 22:51:53,802 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 22:51:53,802 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 22:51:53,803 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 22:51:53,803 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 22:51:53,803 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 22:51:53,803 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 22:51:53,803 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 22:51:53,803 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 22:51:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-11-28 22:51:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 22:51:53,846 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:51:53,847 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:51:53,849 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 22:51:53,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:51:53,855 INFO L82 PathProgramCache]: Analyzing trace with hash -15319656, now seen corresponding path program 1 times [2018-11-28 22:51:53,857 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:51:53,858 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:51:53,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:53,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:51:53,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:51:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:51:54,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:51:54,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 22:51:54,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:51:54,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:51:54,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:51:54,262 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2018-11-28 22:51:54,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:51:54,423 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-11-28 22:51:54,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:51:54,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-11-28 22:51:54,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:51:54,440 INFO L225 Difference]: With dead ends: 35 [2018-11-28 22:51:54,440 INFO L226 Difference]: Without dead ends: 32 [2018-11-28 22:51:54,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:51:54,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-28 22:51:54,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2018-11-28 22:51:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-28 22:51:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2018-11-28 22:51:54,494 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2018-11-28 22:51:54,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:51:54,494 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2018-11-28 22:51:54,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:51:54,495 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-11-28 22:51:54,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 22:51:54,497 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:51:54,497 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:51:54,497 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 22:51:54,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:51:54,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1812271015, now seen corresponding path program 1 times [2018-11-28 22:51:54,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:51:54,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:51:54,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:54,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:51:54,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:51:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:51:54,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:51:54,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 22:51:54,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 22:51:54,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 22:51:54,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:51:54,595 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2018-11-28 22:51:54,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:51:54,686 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2018-11-28 22:51:54,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 22:51:54,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-28 22:51:54,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:51:54,689 INFO L225 Difference]: With dead ends: 36 [2018-11-28 22:51:54,689 INFO L226 Difference]: Without dead ends: 25 [2018-11-28 22:51:54,690 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:51:54,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-28 22:51:54,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2018-11-28 22:51:54,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-11-28 22:51:54,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2018-11-28 22:51:54,696 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2018-11-28 22:51:54,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:51:54,696 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2018-11-28 22:51:54,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 22:51:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2018-11-28 22:51:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 22:51:54,697 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:51:54,698 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:51:54,698 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 22:51:54,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:51:54,699 INFO L82 PathProgramCache]: Analyzing trace with hash 2088046453, now seen corresponding path program 1 times [2018-11-28 22:51:54,699 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:51:54,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:51:54,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:54,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:51:54,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:51:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 22:51:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 22:51:54,790 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 22:51:54,807 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 22:51:54,814 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 22:51:54,815 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 22:51:54,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:51:54 BoogieIcfgContainer [2018-11-28 22:51:54,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 22:51:54,840 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 22:51:54,840 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 22:51:54,841 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 22:51:54,841 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:51:53" (3/4) ... [2018-11-28 22:51:54,845 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 22:51:54,846 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 22:51:54,846 INFO L168 Benchmark]: Toolchain (without parser) took 4150.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 952.7 MB in the beginning and 966.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 123.2 MB. Max. memory is 11.5 GB. [2018-11-28 22:51:54,848 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:51:54,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -162.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-28 22:51:54,850 INFO L168 Benchmark]: Boogie Preprocessor took 111.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 22:51:54,851 INFO L168 Benchmark]: RCFGBuilder took 2014.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.2 MB). Peak memory consumption was 102.2 MB. Max. memory is 11.5 GB. [2018-11-28 22:51:54,852 INFO L168 Benchmark]: TraceAbstraction took 1121.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 966.3 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. [2018-11-28 22:51:54,854 INFO L168 Benchmark]: Witness Printer took 5.26 ms. Allocated memory is still 1.2 GB. Free memory is still 966.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:51:54,861 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 892.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -162.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2014.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.2 MB). Peak memory consumption was 102.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1121.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 966.3 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.26 ms. Allocated memory is still 1.2 GB. Free memory is still 966.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=21, \old(saved_device_20)=20, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, \result={23:0}, ldv_global_msg_list={22:0}, malloc(size)={23:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, ldv_malloc(sizeof(struct A20))={23:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, p={23:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={23:4}, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={23:4}, dev={23:4}, ldv_global_msg_list={22:0}, saved_device_20={23:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, p={23:0}, saved_device_20={23:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, saved_device_20={23:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={22:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 322 locations, 67 error locations. UNSAFE Result, 1.0s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-91b1670 [2018-11-28 22:51:57,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 22:51:57,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 22:51:57,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 22:51:57,350 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 22:51:57,351 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 22:51:57,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 22:51:57,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 22:51:57,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 22:51:57,357 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 22:51:57,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 22:51:57,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 22:51:57,360 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 22:51:57,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 22:51:57,363 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 22:51:57,363 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 22:51:57,364 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 22:51:57,367 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 22:51:57,369 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 22:51:57,371 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 22:51:57,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 22:51:57,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 22:51:57,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 22:51:57,377 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 22:51:57,377 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 22:51:57,378 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 22:51:57,379 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 22:51:57,380 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 22:51:57,381 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 22:51:57,383 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 22:51:57,383 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 22:51:57,384 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 22:51:57,384 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 22:51:57,384 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 22:51:57,385 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 22:51:57,387 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 22:51:57,387 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-28 22:51:57,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 22:51:57,407 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 22:51:57,408 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 22:51:57,409 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 22:51:57,409 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 22:51:57,410 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 22:51:57,411 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 22:51:57,411 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 22:51:57,411 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 22:51:57,411 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 22:51:57,411 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 22:51:57,411 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 22:51:57,413 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 22:51:57,413 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 22:51:57,413 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 22:51:57,413 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 22:51:57,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 22:51:57,414 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 22:51:57,414 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 22:51:57,414 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 22:51:57,414 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 22:51:57,414 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 22:51:57,415 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 22:51:57,417 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 22:51:57,417 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 22:51:57,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 22:51:57,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 22:51:57,418 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 22:51:57,418 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 22:51:57,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 22:51:57,418 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 22:51:57,419 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2018-11-28 22:51:57,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 22:51:57,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 22:51:57,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 22:51:57,513 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 22:51:57,513 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 22:51:57,514 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:51:57,580 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085bd374a/53b54e42e48d4cf49c149e70c8a28eb8/FLAG4bcac1598 [2018-11-28 22:51:58,172 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 22:51:58,173 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:51:58,188 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085bd374a/53b54e42e48d4cf49c149e70c8a28eb8/FLAG4bcac1598 [2018-11-28 22:51:58,441 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085bd374a/53b54e42e48d4cf49c149e70c8a28eb8 [2018-11-28 22:51:58,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 22:51:58,446 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 22:51:58,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 22:51:58,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 22:51:58,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 22:51:58,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:51:58" (1/1) ... [2018-11-28 22:51:58,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef7e597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:58, skipping insertion in model container [2018-11-28 22:51:58,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:51:58" (1/1) ... [2018-11-28 22:51:58,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 22:51:58,539 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 22:51:59,022 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:51:59,048 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 22:51:59,190 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:51:59,282 INFO L195 MainTranslator]: Completed translation [2018-11-28 22:51:59,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59 WrapperNode [2018-11-28 22:51:59,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 22:51:59,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 22:51:59,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 22:51:59,284 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 22:51:59,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (1/1) ... [2018-11-28 22:51:59,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 22:51:59,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 22:51:59,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 22:51:59,414 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 22:51:59,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (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 [2018-11-28 22:51:59,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 22:51:59,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 22:51:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:51:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 22:51:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 22:51:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 22:51:59,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 22:51:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 22:51:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 22:51:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:51:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 22:51:59,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 22:51:59,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 22:51:59,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 22:51:59,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 22:51:59,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 22:51:59,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 22:51:59,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 22:51:59,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 22:51:59,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 22:51:59,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 22:51:59,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 22:51:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 22:51:59,487 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 22:51:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 22:51:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2018-11-28 22:51:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 22:51:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 22:51:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 22:51:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 22:51:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 22:51:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 22:51:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 22:51:59,495 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 22:51:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 22:51:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 22:51:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 22:51:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 22:51:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 22:51:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 22:51:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 22:51:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 22:51:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 22:51:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 22:51:59,508 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 22:51:59,509 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 22:51:59,509 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 22:51:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 22:51:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 22:51:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 22:51:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 22:51:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 22:51:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 22:51:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 22:51:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 22:51:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 22:51:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 22:51:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 22:51:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 22:51:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 22:51:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 22:51:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 22:51:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 22:51:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 22:51:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 22:51:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 22:51:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 22:51:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 22:51:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 22:51:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 22:51:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 22:51:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 22:51:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 22:51:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 22:51:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 22:51:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 22:51:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 22:51:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 22:51:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-28 22:51:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-11-28 22:52:00,430 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:52:01,357 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:52:02,333 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 22:52:02,333 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 22:52:02,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:52:02 BoogieIcfgContainer [2018-11-28 22:52:02,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 22:52:02,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 22:52:02,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 22:52:02,340 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 22:52:02,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:51:58" (1/3) ... [2018-11-28 22:52:02,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38939eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:52:02, skipping insertion in model container [2018-11-28 22:52:02,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:51:59" (2/3) ... [2018-11-28 22:52:02,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38939eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:52:02, skipping insertion in model container [2018-11-28 22:52:02,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:52:02" (3/3) ... [2018-11-28 22:52:02,344 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2018-11-28 22:52:02,356 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 22:52:02,366 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-11-28 22:52:02,385 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-11-28 22:52:02,414 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 22:52:02,415 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 22:52:02,415 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 22:52:02,415 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 22:52:02,415 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 22:52:02,415 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 22:52:02,415 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 22:52:02,415 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 22:52:02,415 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 22:52:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-11-28 22:52:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 22:52:02,444 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:52:02,446 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:52:02,449 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:52:02,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:52:02,455 INFO L82 PathProgramCache]: Analyzing trace with hash 648639031, now seen corresponding path program 1 times [2018-11-28 22:52:02,459 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 22:52:02,460 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 22:52:02,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:52:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:52:02,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 22:52:02,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:52:02,624 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 22:52:02,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:52:02,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 22:52:02,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:52:02,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:52:02,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:52:02,655 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2018-11-28 22:52:02,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:52:02,801 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-11-28 22:52:02,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:52:02,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-11-28 22:52:02,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:52:02,818 INFO L225 Difference]: With dead ends: 35 [2018-11-28 22:52:02,818 INFO L226 Difference]: Without dead ends: 32 [2018-11-28 22:52:02,820 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:52:02,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-28 22:52:02,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2018-11-28 22:52:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-28 22:52:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2018-11-28 22:52:02,873 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2018-11-28 22:52:02,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:52:02,873 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2018-11-28 22:52:02,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:52:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-11-28 22:52:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 22:52:02,875 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:52:02,875 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:52:02,877 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:52:02,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:52:02,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1148312328, now seen corresponding path program 1 times [2018-11-28 22:52:02,880 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 22:52:02,880 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 22:52:02,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:52:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:52:02,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 22:52:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:52:02,995 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 22:52:02,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:52:02,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 22:52:03,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 22:52:03,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 22:52:03,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:52:03,001 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2018-11-28 22:52:03,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:52:03,137 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2018-11-28 22:52:03,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 22:52:03,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-28 22:52:03,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:52:03,140 INFO L225 Difference]: With dead ends: 36 [2018-11-28 22:52:03,140 INFO L226 Difference]: Without dead ends: 25 [2018-11-28 22:52:03,142 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:52:03,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-28 22:52:03,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2018-11-28 22:52:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-11-28 22:52:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2018-11-28 22:52:03,148 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2018-11-28 22:52:03,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:52:03,148 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2018-11-28 22:52:03,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 22:52:03,148 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2018-11-28 22:52:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 22:52:03,151 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:52:03,151 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:52:03,152 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:52:03,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:52:03,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1852747724, now seen corresponding path program 1 times [2018-11-28 22:52:03,153 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 22:52:03,153 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 22:52:03,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:52:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 22:52:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 22:52:03,488 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 22:52:03,518 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 22:52:03,526 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 22:52:03,527 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 22:52:03,528 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,528 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,529 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,529 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,530 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,531 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,532 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,532 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,533 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,533 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,533 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,534 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,534 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,535 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,535 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,535 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,538 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2018-11-28 22:52:03,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:52:03 BoogieIcfgContainer [2018-11-28 22:52:03,551 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 22:52:03,552 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 22:52:03,552 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 22:52:03,552 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 22:52:03,553 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:52:02" (3/4) ... [2018-11-28 22:52:03,557 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 22:52:03,557 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 22:52:03,558 INFO L168 Benchmark]: Toolchain (without parser) took 5112.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 954.0 MB in the beginning and 912.7 MB in the end (delta: 41.3 MB). Peak memory consumption was 166.1 MB. Max. memory is 11.5 GB. [2018-11-28 22:52:03,559 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:52:03,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2018-11-28 22:52:03,561 INFO L168 Benchmark]: Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:52:03,562 INFO L168 Benchmark]: RCFGBuilder took 2920.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.6 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2018-11-28 22:52:03,563 INFO L168 Benchmark]: TraceAbstraction took 1216.03 ms. Allocated memory is still 1.2 GB. Free memory was 984.6 MB in the beginning and 912.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. [2018-11-28 22:52:03,564 INFO L168 Benchmark]: Witness Printer took 4.90 ms. Allocated memory is still 1.2 GB. Free memory is still 912.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:52:03,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 836.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2920.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.6 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1216.03 ms. Allocated memory is still 1.2 GB. Free memory was 984.6 MB in the beginning and 912.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.90 ms. Allocated memory is still 1.2 GB. Free memory is still 912.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, \result={1082401:0}, ldv_global_msg_list={-2146401247:0}, malloc(size)={1082401:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, ldv_malloc(sizeof(struct A20))={1082401:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, p={1082401:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1082401:4}, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1082401:4}, dev={1082401:4}, ldv_global_msg_list={-2146401247:0}, saved_device_20={1082401:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, p={1082401:0}, saved_device_20={1082401:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={1082401:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2146401247:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 321 locations, 67 error locations. UNSAFE Result, 1.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 1 NumberOfNonLiveVariables, 173 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...