./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2e94e6aa 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_test9_1_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 56c8039fadf202d7112858f8720c1e992482ac73 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_test9_1_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 56c8039fadf202d7112858f8720c1e992482ac73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:27:27,811 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:27:27,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:27:27,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:27:27,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:27:27,833 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:27:27,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:27:27,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:27:27,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:27:27,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:27:27,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:27:27,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:27:27,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:27:27,843 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:27:27,845 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:27:27,846 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:27:27,846 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:27:27,849 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:27:27,851 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:27:27,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:27:27,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:27:27,855 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:27:27,858 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:27:27,858 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:27:27,859 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:27:27,860 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:27:27,861 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:27:27,862 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:27:27,863 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:27:27,864 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:27:27,864 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:27:27,865 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:27:27,865 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:27:27,865 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:27:27,867 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:27:27,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:27:27,868 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-01 18:27:27,884 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:27:27,884 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:27:27,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:27:27,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:27:27,886 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:27:27,887 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:27:27,887 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:27:27,887 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:27:27,887 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:27:27,887 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:27:27,888 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:27:27,889 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:27:27,890 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:27:27,890 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:27:27,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:27:27,891 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:27:27,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:27:27,891 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:27:27,891 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:27:27,892 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 18:27:27,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:27:27,893 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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2019-01-01 18:27:27,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:27:27,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:27:27,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:27:27,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:27:27,966 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:27:27,967 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:28,035 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39df924cf/9c38d42399a34e46b07ba3c9564d9b86/FLAGc69b21eaf [2019-01-01 18:27:28,588 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:27:28,589 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:28,607 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39df924cf/9c38d42399a34e46b07ba3c9564d9b86/FLAGc69b21eaf [2019-01-01 18:27:28,836 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39df924cf/9c38d42399a34e46b07ba3c9564d9b86 [2019-01-01 18:27:28,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:27:28,842 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:27:28,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:27:28,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:27:28,847 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:27:28,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:27:28" (1/1) ... [2019-01-01 18:27:28,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d6ab61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:28, skipping insertion in model container [2019-01-01 18:27:28,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:27:28" (1/1) ... [2019-01-01 18:27:28,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:27:28,929 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:27:29,389 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:27:29,415 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:27:29,581 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:27:29,680 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:27:29,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29 WrapperNode [2019-01-01 18:27:29,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:27:29,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:27:29,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:27:29,684 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:27:29,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... [2019-01-01 18:27:29,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:27:29,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:27:29,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:27:29,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:27:29,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:27:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:27:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:27:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:27:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:27:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:27:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:27:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:27:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:27:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:27:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:27:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:27:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:27:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:27:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:27:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:27:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:27:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:27:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:27:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:27:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:27:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:27:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:27:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:27:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:27:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:27:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:27:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:27:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:27:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:27:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:27:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:27:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:27:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:27:29,899 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:27:29,899 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:27:29,899 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:27:29,899 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:27:29,899 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:27:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:27:29,901 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:27:29,902 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:27:29,902 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:27:29,902 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:27:29,903 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:27:29,903 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:27:29,903 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:27:29,903 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:27:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:27:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:27:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:27:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:27:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:27:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:27:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:27:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:27:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:27:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:27:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:27:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:27:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:27:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:27:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:27:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:27:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:27:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:27:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 18:27:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 18:27:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:27:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:27:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:27:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:27:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 18:27:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-01 18:27:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:27:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:27:30,660 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:27:31,460 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:27:31,997 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:27:31,998 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:27:31,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:31 BoogieIcfgContainer [2019-01-01 18:27:31,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:27:31,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:27:31,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:27:32,003 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:27:32,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:27:28" (1/3) ... [2019-01-01 18:27:32,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee5a1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:27:32, skipping insertion in model container [2019-01-01 18:27:32,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:29" (2/3) ... [2019-01-01 18:27:32,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee5a1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:27:32, skipping insertion in model container [2019-01-01 18:27:32,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:31" (3/3) ... [2019-01-01 18:27:32,007 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:32,016 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:27:32,025 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-01 18:27:32,043 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-01 18:27:32,074 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:27:32,075 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:27:32,076 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:27:32,076 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:27:32,076 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:27:32,076 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:27:32,076 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:27:32,077 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:27:32,077 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:27:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-01 18:27:32,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-01 18:27:32,133 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:32,135 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:27:32,138 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:32,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:32,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1468793115, now seen corresponding path program 1 times [2019-01-01 18:27:32,148 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:27:32,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:27:32,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:32,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:32,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:27:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:27:32,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:27:32,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-01 18:27:32,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:27:32,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:27:32,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:27:32,628 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 5 states. [2019-01-01 18:27:32,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:27:32,992 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-01 18:27:32,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:27:32,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-01 18:27:32,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:27:33,005 INFO L225 Difference]: With dead ends: 33 [2019-01-01 18:27:33,006 INFO L226 Difference]: Without dead ends: 30 [2019-01-01 18:27:33,008 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-01 18:27:33,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-01 18:27:33,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-01 18:27:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-01 18:27:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-01 18:27:33,045 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 19 [2019-01-01 18:27:33,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:27:33,046 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-01 18:27:33,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:27:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-01 18:27:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:27:33,047 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:33,047 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] [2019-01-01 18:27:33,048 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:33,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:33,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1712053293, now seen corresponding path program 1 times [2019-01-01 18:27:33,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:27:33,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:27:33,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:33,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:33,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:27:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:27:33,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:27:33,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-01 18:27:33,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:27:33,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:27:33,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:27:33,181 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 5 states. [2019-01-01 18:27:33,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:27:33,201 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2019-01-01 18:27:33,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:27:33,202 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-01 18:27:33,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:27:33,203 INFO L225 Difference]: With dead ends: 22 [2019-01-01 18:27:33,203 INFO L226 Difference]: Without dead ends: 22 [2019-01-01 18:27:33,204 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:27:33,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-01-01 18:27:33,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-01-01 18:27:33,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-01-01 18:27:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2019-01-01 18:27:33,208 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2019-01-01 18:27:33,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:27:33,209 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2019-01-01 18:27:33,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:27:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2019-01-01 18:27:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-01 18:27:33,210 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:33,210 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] [2019-01-01 18:27:33,211 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:33,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:33,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1533711057, now seen corresponding path program 1 times [2019-01-01 18:27:33,212 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:27:33,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:27:33,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:33,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:33,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:27:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:27:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:27:33,288 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:27:33,305 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:27:33,312 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:27:33,313 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:27:33,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:27:33 BoogieIcfgContainer [2019-01-01 18:27:33,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:27:33,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:27:33,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:27:33,326 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:27:33,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:31" (3/4) ... [2019-01-01 18:27:33,333 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:27:33,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:27:33,334 INFO L168 Benchmark]: Toolchain (without parser) took 4494.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 951.4 MB in the beginning and 970.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 125.9 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:33,336 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. [2019-01-01 18:27:33,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:33,339 INFO L168 Benchmark]: Boogie Preprocessor took 112.74 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:33,340 INFO L168 Benchmark]: RCFGBuilder took 2202.88 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: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:33,341 INFO L168 Benchmark]: TraceAbstraction took 1325.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.2 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:33,342 INFO L168 Benchmark]: Witness Printer took 7.46 ms. Allocated memory is still 1.2 GB. Free memory is still 970.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:27:33,348 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 839.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.74 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2202.88 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: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1325.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.2 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. * Witness Printer took 7.46 ms. Allocated memory is still 1.2 GB. Free memory is still 970.2 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 10 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 9 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: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=12, \old(a9)=13, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-1:0}] [L1457] CALL entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, \result={1:0}, a9={0:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(int))={1:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=0, \old(a9)=0, \result=3, a9={1:0}, ldv_global_msg_list={-1:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={1:0}, ldv_global_msg_list={-1:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=0, \old(a9)=0, a9={1:0}, ldv_global_msg_list={-1:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 330 locations, 74 error locations. UNSAFE Result, 1.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 52 SDtfs, 27 SDslu, 116 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1161 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 0.1.24-2e94e6a [2019-01-01 18:27:35,766 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:27:35,768 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:27:35,787 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:27:35,787 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:27:35,789 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:27:35,790 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:27:35,792 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:27:35,794 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:27:35,795 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:27:35,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:27:35,797 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:27:35,798 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:27:35,799 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:27:35,800 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:27:35,801 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:27:35,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:27:35,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:27:35,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:27:35,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:27:35,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:27:35,809 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:27:35,812 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:27:35,812 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:27:35,812 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:27:35,813 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:27:35,816 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:27:35,817 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:27:35,821 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:27:35,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:27:35,823 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:27:35,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:27:35,825 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:27:35,825 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:27:35,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:27:35,827 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:27:35,827 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-01 18:27:35,861 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:27:35,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:27:35,862 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:27:35,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:27:35,864 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:27:35,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:27:35,864 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:27:35,864 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:27:35,865 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:27:35,865 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:27:35,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:27:35,865 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:27:35,865 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:27:35,866 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:27:35,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:27:35,866 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-01 18:27:35,866 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-01 18:27:35,867 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:27:35,867 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:27:35,867 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:27:35,867 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:27:35,867 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:27:35,868 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:27:35,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:27:35,870 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:27:35,870 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:27:35,870 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-01 18:27:35,870 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:27:35,870 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-01 18:27:35,870 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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2019-01-01 18:27:35,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:27:35,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:27:35,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:27:35,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:27:35,963 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:27:35,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:36,020 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2d0248/4dde7f1b70d644288c8f3ae7951e073c/FLAGd44a0dc56 [2019-01-01 18:27:36,631 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:27:36,632 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:36,647 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2d0248/4dde7f1b70d644288c8f3ae7951e073c/FLAGd44a0dc56 [2019-01-01 18:27:36,825 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2d0248/4dde7f1b70d644288c8f3ae7951e073c [2019-01-01 18:27:36,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:27:36,830 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:27:36,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:27:36,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:27:36,835 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:27:36,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:27:36" (1/1) ... [2019-01-01 18:27:36,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4ffb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:36, skipping insertion in model container [2019-01-01 18:27:36,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:27:36" (1/1) ... [2019-01-01 18:27:36,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:27:36,905 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:27:37,386 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:27:37,490 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:27:37,596 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:27:37,707 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:27:37,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37 WrapperNode [2019-01-01 18:27:37,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:27:37,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:27:37,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:27:37,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:27:37,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... [2019-01-01 18:27:37,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:27:37,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:27:37,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:27:37,853 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:27:37,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:27:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:27:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:27:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:27:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:27:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:27:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:27:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:27:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:27:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:27:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:27:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:27:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:27:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:27:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:27:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:27:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:27:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:27:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:27:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:27:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:27:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:27:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:27:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:27:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:27:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:27:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:27:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:27:38,837 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:27:39,683 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:27:40,692 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:27:40,692 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:27:40,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:40 BoogieIcfgContainer [2019-01-01 18:27:40,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:27:40,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:27:40,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:27:40,698 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:27:40,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:27:36" (1/3) ... [2019-01-01 18:27:40,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ea9925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:27:40, skipping insertion in model container [2019-01-01 18:27:40,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:27:37" (2/3) ... [2019-01-01 18:27:40,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ea9925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:27:40, skipping insertion in model container [2019-01-01 18:27:40,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:40" (3/3) ... [2019-01-01 18:27:40,703 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-01 18:27:40,714 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:27:40,724 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-01 18:27:40,743 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-01 18:27:40,770 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:27:40,771 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:27:40,771 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:27:40,771 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:27:40,771 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:27:40,771 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:27:40,771 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:27:40,771 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:27:40,772 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:27:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-01 18:27:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-01 18:27:40,805 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:40,806 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:27:40,809 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:40,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:40,818 INFO L82 PathProgramCache]: Analyzing trace with hash 242361627, now seen corresponding path program 1 times [2019-01-01 18:27:40,823 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:27:40,824 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 [2019-01-01 18:27:40,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:27:40,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 18:27:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:27:41,005 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-01 18:27:41,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:27:41,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-01 18:27:41,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:27:41,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:27:41,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:27:41,036 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 5 states. [2019-01-01 18:27:41,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:27:41,370 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-01 18:27:41,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:27:41,372 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-01 18:27:41,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:27:41,396 INFO L225 Difference]: With dead ends: 33 [2019-01-01 18:27:41,397 INFO L226 Difference]: Without dead ends: 30 [2019-01-01 18:27:41,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-01 18:27:41,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-01 18:27:41,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-01 18:27:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-01 18:27:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-01 18:27:41,486 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 19 [2019-01-01 18:27:41,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:27:41,487 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-01 18:27:41,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:27:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-01 18:27:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:27:41,488 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:41,488 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] [2019-01-01 18:27:41,491 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:41,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:41,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1076723758, now seen corresponding path program 1 times [2019-01-01 18:27:41,497 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:27:41,497 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 [2019-01-01 18:27:41,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:27:41,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 18:27:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:27:41,694 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-01 18:27:41,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:27:41,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-01 18:27:41,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:27:41,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:27:41,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:27:41,706 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 5 states. [2019-01-01 18:27:41,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:27:41,744 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2019-01-01 18:27:41,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:27:41,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-01 18:27:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:27:41,746 INFO L225 Difference]: With dead ends: 22 [2019-01-01 18:27:41,747 INFO L226 Difference]: Without dead ends: 22 [2019-01-01 18:27:41,748 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 [2019-01-01 18:27:41,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-01-01 18:27:41,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-01-01 18:27:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-01-01 18:27:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2019-01-01 18:27:41,752 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2019-01-01 18:27:41,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:27:41,753 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2019-01-01 18:27:41,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:27:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2019-01-01 18:27:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-01 18:27:41,754 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:27:41,754 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] [2019-01-01 18:27:41,755 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-01 18:27:41,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:27:41,755 INFO L82 PathProgramCache]: Analyzing trace with hash 981635344, now seen corresponding path program 1 times [2019-01-01 18:27:41,756 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:27:41,756 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 [2019-01-01 18:27:41,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:27:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:27:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:27:41,973 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:27:41,999 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:27:42,010 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# [2019-01-01 18:27:42,011 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# [2019-01-01 18:27:42,011 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,011 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,013 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,013 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,014 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,014 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,014 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,014 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,016 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,016 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,019 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,019 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,021 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,023 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,024 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,024 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,025 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,025 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,025 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,026 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,033 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,033 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-01 18:27:42,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:27:42 BoogieIcfgContainer [2019-01-01 18:27:42,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:27:42,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:27:42,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:27:42,053 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:27:42,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:27:40" (3/4) ... [2019-01-01 18:27:42,061 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:27:42,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:27:42,062 INFO L168 Benchmark]: Toolchain (without parser) took 5233.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 948.7 MB in the beginning and 906.8 MB in the end (delta: 41.9 MB). Peak memory consumption was 173.0 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:42,066 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:27:42,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 877.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:42,068 INFO L168 Benchmark]: Boogie Preprocessor took 143.07 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. [2019-01-01 18:27:42,068 INFO L168 Benchmark]: RCFGBuilder took 2840.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.0 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:42,070 INFO L168 Benchmark]: TraceAbstraction took 1357.83 ms. Allocated memory is still 1.2 GB. Free memory was 985.0 MB in the beginning and 913.5 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:42,070 INFO L168 Benchmark]: Witness Printer took 8.76 ms. Allocated memory is still 1.2 GB. Free memory was 913.5 MB in the beginning and 906.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:27:42,076 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 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 877.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 143.07 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 2840.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.0 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1357.83 ms. Allocated memory is still 1.2 GB. Free memory was 985.0 MB in the beginning and 913.5 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. * Witness Printer took 8.76 ms. Allocated memory is still 1.2 GB. Free memory was 913.5 MB in the beginning and 906.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. 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 *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=null, \old(a9)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1457] CALL entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, \result={1:0}, a9={0:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(int))={1:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=null, \old(a9)=null, \result=3, a9={1:0}, ldv_global_msg_list={-2147483647:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={-2147483647:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={-2147483647:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 329 locations, 74 error locations. UNSAFE Result, 1.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 52 SDtfs, 27 SDslu, 116 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 2 NumberOfNonLiveVariables, 183 ConjunctsInSsa, 9 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...