./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f 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_test5_2_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 125d21fdba418d3c85b5fbd41a83cfaf1640fafb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_test5_2_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 125d21fdba418d3c85b5fbd41a83cfaf1640fafb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 23:09:14,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:09:14,812 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:09:14,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:09:14,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:09:14,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:09:14,832 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:09:14,836 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:09:14,838 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:09:14,839 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:09:14,840 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:09:14,840 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:09:14,850 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:09:14,851 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:09:14,853 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:09:14,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:09:14,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:09:14,858 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:09:14,860 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:09:14,861 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:09:14,862 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:09:14,863 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:09:14,865 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:09:14,865 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:09:14,866 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:09:14,866 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:09:14,867 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:09:14,868 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:09:14,869 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:09:14,870 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:09:14,870 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:09:14,870 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:09:14,870 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:09:14,871 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:09:14,872 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:09:14,872 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:09:14,872 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-13 23:09:14,887 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:09:14,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:09:14,888 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:09:14,888 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:09:14,889 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:09:14,889 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:09:14,889 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:09:14,889 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:09:14,889 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:09:14,889 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:09:14,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:09:14,890 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:09:14,890 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:09:14,890 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:09:14,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:09:14,892 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:09:14,892 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:09:14,892 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:09:14,892 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:09:14,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:09:14,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:09:14,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:09:14,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:09:14,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:09:14,893 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 23:09:14,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:09:14,894 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 -> 125d21fdba418d3c85b5fbd41a83cfaf1640fafb [2019-01-13 23:09:14,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:09:14,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:09:14,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:09:14,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:09:14,948 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:09:14,948 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:15,005 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4837b07e1/40224b2ae09f4ab093babc1c2df780f2/FLAG191a2473f [2019-01-13 23:09:15,592 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:09:15,593 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:15,608 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4837b07e1/40224b2ae09f4ab093babc1c2df780f2/FLAG191a2473f [2019-01-13 23:09:15,880 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4837b07e1/40224b2ae09f4ab093babc1c2df780f2 [2019-01-13 23:09:15,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:09:15,886 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:09:15,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:09:15,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:09:15,896 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:09:15,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:09:15" (1/1) ... [2019-01-13 23:09:15,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47916d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:15, skipping insertion in model container [2019-01-13 23:09:15,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:09:15" (1/1) ... [2019-01-13 23:09:15,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:09:15,962 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:09:16,444 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:09:16,547 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:09:16,637 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:09:16,720 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:09:16,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16 WrapperNode [2019-01-13 23:09:16,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:09:16,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:09:16,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:09:16,722 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:09:16,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (1/1) ... [2019-01-13 23:09:16,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:09:16,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:09:16,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:09:16,823 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:09:16,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (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 [2019-01-13 23:09:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:09:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:09:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:09:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:09:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:09:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:09:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:09:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure f5 [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure g5 [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:09:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:09:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:09:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:09:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:09:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:09:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:09:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:09:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:09:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:09:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:09:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:09:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:09:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:09:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:09:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:09:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 23:09:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:09:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:09:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:09:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:09:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:09:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure f5 [2019-01-13 23:09:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure g5 [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:09:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:09:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:09:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 23:09:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 23:09:17,619 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:09:18,272 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:09:18,805 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:09:18,806 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:09:18,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:18 BoogieIcfgContainer [2019-01-13 23:09:18,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:09:18,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:09:18,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:09:18,813 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:09:18,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:09:15" (1/3) ... [2019-01-13 23:09:18,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1139ac27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:09:18, skipping insertion in model container [2019-01-13 23:09:18,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:16" (2/3) ... [2019-01-13 23:09:18,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1139ac27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:09:18, skipping insertion in model container [2019-01-13 23:09:18,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:18" (3/3) ... [2019-01-13 23:09:18,817 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:18,828 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:09:18,837 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-13 23:09:18,854 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-13 23:09:18,875 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:09:18,876 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:09:18,876 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:09:18,876 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:09:18,876 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:09:18,876 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:09:18,877 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:09:18,877 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:09:18,877 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:09:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-13 23:09:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-13 23:09:18,909 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:18,910 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] [2019-01-13 23:09:18,914 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:18,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:18,922 INFO L82 PathProgramCache]: Analyzing trace with hash 307042988, now seen corresponding path program 1 times [2019-01-13 23:09:18,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:18,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:18,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:18,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:18,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:19,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:19,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 23:09:19,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:09:19,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:09:19,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:19,278 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 7 states. [2019-01-13 23:09:19,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:19,397 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-13 23:09:19,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:09:19,400 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-01-13 23:09:19,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:19,409 INFO L225 Difference]: With dead ends: 33 [2019-01-13 23:09:19,409 INFO L226 Difference]: Without dead ends: 30 [2019-01-13 23:09:19,412 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:19,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-13 23:09:19,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-13 23:09:19,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-13 23:09:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-13 23:09:19,447 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2019-01-13 23:09:19,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:19,448 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-13 23:09:19,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:09:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-13 23:09:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:09:19,450 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:19,451 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] [2019-01-13 23:09:19,452 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:19,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:19,456 INFO L82 PathProgramCache]: Analyzing trace with hash 928398370, now seen corresponding path program 1 times [2019-01-13 23:09:19,456 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:19,456 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:19,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:19,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:19,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:19,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:19,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:09:19,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:09:19,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:09:19,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:19,673 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 7 states. [2019-01-13 23:09:19,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:19,781 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2019-01-13 23:09:19,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:09:19,782 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2019-01-13 23:09:19,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:19,784 INFO L225 Difference]: With dead ends: 25 [2019-01-13 23:09:19,784 INFO L226 Difference]: Without dead ends: 25 [2019-01-13 23:09:19,786 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:19,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-13 23:09:19,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-13 23:09:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-13 23:09:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2019-01-13 23:09:19,792 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 21 [2019-01-13 23:09:19,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:19,792 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2019-01-13 23:09:19,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:09:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2019-01-13 23:09:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-13 23:09:19,794 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:19,794 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:19,795 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:19,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:19,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1433263044, now seen corresponding path program 1 times [2019-01-13 23:09:19,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:19,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:19,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:19,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:09:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:09:19,861 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 23:09:19,874 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-13 23:09:19,880 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# [2019-01-13 23:09:19,880 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# [2019-01-13 23:09:19,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:09:19 BoogieIcfgContainer [2019-01-13 23:09:19,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:09:19,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:09:19,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:09:19,892 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:09:19,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:18" (3/4) ... [2019-01-13 23:09:19,898 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 23:09:19,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:09:19,899 INFO L168 Benchmark]: Toolchain (without parser) took 4014.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.6 MB in the beginning and 951.4 MB in the end (delta: -10.8 MB). Peak memory consumption was 128.2 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:19,902 INFO L168 Benchmark]: CDTParser took 0.16 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. [2019-01-13 23:09:19,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:19,904 INFO L168 Benchmark]: Boogie Preprocessor took 100.64 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. [2019-01-13 23:09:19,905 INFO L168 Benchmark]: RCFGBuilder took 1984.74 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: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:19,905 INFO L168 Benchmark]: TraceAbstraction took 1082.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 951.4 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:19,907 INFO L168 Benchmark]: Witness Printer took 7.11 ms. Allocated memory is still 1.2 GB. Free memory is still 951.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:09:19,912 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 829.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.64 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 1984.74 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: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1082.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 951.4 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. * Witness Printer took 7.11 ms. Allocated memory is still 1.2 GB. Free memory is still 951.4 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 9 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 10 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: 1449]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1449. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-1:0}] [L1450] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L1445] CALL, EXPR f5() VAL [ldv_global_msg_list={-1:0}] [L1434] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=4] [L1434] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(int))={1:0}] [L1434] int *p = (int *)ldv_malloc(sizeof(int)); [L1435] return 0; VAL [\result={0:0}, ldv_global_msg_list={-1:0}, p={1:0}] [L1445] RET, EXPR f5() VAL [f5()={0:0}, ldv_global_msg_list={-1:0}] [L1445] int *p = f5(); [L1446] CALL g5(p) VAL [ldv_global_msg_list={-1:0}, p={0:0}] [L1439] COND FALSE !(\read(*p)) VAL [ldv_global_msg_list={-1:0}, p={0:0}, p={0:0}] [L1446] RET g5(p) VAL [ldv_global_msg_list={-1:0}, p={0:0}] [L1450] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 330 locations, 74 error locations. UNSAFE Result, 1.0s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 49 SDtfs, 23 SDslu, 223 SDs, 0 SdLazy, 44 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 1747 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 0.1.24-0ed9222-m [2019-01-13 23:09:22,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:09:22,183 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:09:22,195 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:09:22,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:09:22,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:09:22,198 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:09:22,200 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:09:22,202 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:09:22,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:09:22,204 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:09:22,205 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:09:22,206 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:09:22,207 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:09:22,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:09:22,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:09:22,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:09:22,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:09:22,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:09:22,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:09:22,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:09:22,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:09:22,226 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:09:22,226 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:09:22,227 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:09:22,228 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:09:22,229 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:09:22,230 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:09:22,231 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:09:22,233 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:09:22,233 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:09:22,234 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:09:22,234 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:09:22,234 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:09:22,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:09:22,237 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:09:22,237 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-13 23:09:22,256 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:09:22,256 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:09:22,258 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:09:22,261 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:09:22,261 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:09:22,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:09:22,262 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:09:22,263 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:09:22,263 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:09:22,263 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:09:22,263 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 23:09:22,263 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 23:09:22,264 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:09:22,267 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:09:22,267 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:09:22,267 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:09:22,267 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:09:22,268 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:09:22,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:09:22,268 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:09:22,268 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:09:22,268 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 23:09:22,268 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:09:22,269 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 23:09:22,271 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 -> 125d21fdba418d3c85b5fbd41a83cfaf1640fafb [2019-01-13 23:09:22,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:09:22,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:09:22,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:09:22,354 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:09:22,354 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:09:22,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:22,409 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc6aa7e6/4895ee419ad8406091ebfe9434a4095e/FLAGb55c87726 [2019-01-13 23:09:22,934 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:09:22,935 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:22,962 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc6aa7e6/4895ee419ad8406091ebfe9434a4095e/FLAGb55c87726 [2019-01-13 23:09:23,189 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc6aa7e6/4895ee419ad8406091ebfe9434a4095e [2019-01-13 23:09:23,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:09:23,194 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:09:23,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:09:23,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:09:23,201 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:09:23,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:23,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27fc8e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23, skipping insertion in model container [2019-01-13 23:09:23,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:23,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:09:23,282 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:09:23,675 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:09:23,780 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:09:23,864 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:09:23,953 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:09:23,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23 WrapperNode [2019-01-13 23:09:23,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:09:23,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:09:23,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:09:23,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:09:23,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:23,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (1/1) ... [2019-01-13 23:09:24,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:09:24,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:09:24,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:09:24,069 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:09:24,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (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 [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:09:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:09:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:09:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:09:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:09:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:09:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:09:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:09:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:09:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:09:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:09:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:09:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:09:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:09:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure f5 [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure g5 [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:09:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:09:24,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:09:24,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:09:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:09:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:09:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:09:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:09:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:09:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:09:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:09:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:09:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:09:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:09:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:09:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:09:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:09:24,148 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:09:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:09:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:09:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:09:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:09:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:09:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:09:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:09:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:09:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:09:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:09:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:09:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:09:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:09:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:09:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:09:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:09:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:09:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:09:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:09:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:09:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:09:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:09:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:09:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:09:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:09:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:09:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:09:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:09:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:09:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:09:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:09:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:09:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:09:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:09:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure f5 [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure g5 [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:09:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:09:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-13 23:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-13 23:09:25,012 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:09:25,881 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:09:26,956 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:09:26,958 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:09:26,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:26 BoogieIcfgContainer [2019-01-13 23:09:26,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:09:26,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:09:26,962 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:09:26,965 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:09:26,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:09:23" (1/3) ... [2019-01-13 23:09:26,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7acdc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:09:26, skipping insertion in model container [2019-01-13 23:09:26,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:09:23" (2/3) ... [2019-01-13 23:09:26,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7acdc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:09:26, skipping insertion in model container [2019-01-13 23:09:26,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:26" (3/3) ... [2019-01-13 23:09:26,969 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2_false-valid-memtrack_true-termination.i [2019-01-13 23:09:26,977 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:09:26,985 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-13 23:09:27,000 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-13 23:09:27,022 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:09:27,023 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:09:27,024 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:09:27,024 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:09:27,024 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:09:27,025 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:09:27,025 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:09:27,025 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:09:27,025 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:09:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-13 23:09:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-13 23:09:27,051 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:27,052 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] [2019-01-13 23:09:27,055 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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]=== [2019-01-13 23:09:27,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:27,061 INFO L82 PathProgramCache]: Analyzing trace with hash 53729836, now seen corresponding path program 1 times [2019-01-13 23:09:27,066 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:09:27,066 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 [2019-01-13 23:09:27,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:27,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:27,595 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:09:27,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:27,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 23:09:27,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:09:27,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:09:27,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:27,622 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 7 states. [2019-01-13 23:09:27,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:27,795 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-13 23:09:27,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:09:27,797 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-01-13 23:09:27,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:27,806 INFO L225 Difference]: With dead ends: 33 [2019-01-13 23:09:27,807 INFO L226 Difference]: Without dead ends: 30 [2019-01-13 23:09:27,808 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:27,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-13 23:09:27,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-13 23:09:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-13 23:09:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-13 23:09:27,842 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2019-01-13 23:09:27,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:27,843 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-13 23:09:27,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:09:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-13 23:09:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:09:27,844 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:27,844 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] [2019-01-13 23:09:27,846 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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]=== [2019-01-13 23:09:27,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:27,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1665625256, now seen corresponding path program 1 times [2019-01-13 23:09:27,849 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:09:27,849 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 [2019-01-13 23:09:27,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:27,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:28,218 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:09:28,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:28,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-13 23:09:28,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 23:09:28,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 23:09:28,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:28,224 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 8 states. [2019-01-13 23:09:28,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:28,520 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2019-01-13 23:09:28,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-13 23:09:28,522 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2019-01-13 23:09:28,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:28,523 INFO L225 Difference]: With dead ends: 26 [2019-01-13 23:09:28,523 INFO L226 Difference]: Without dead ends: 25 [2019-01-13 23:09:28,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-01-13 23:09:28,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-13 23:09:28,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-13 23:09:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-13 23:09:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2019-01-13 23:09:28,529 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 21 [2019-01-13 23:09:28,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:28,530 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2019-01-13 23:09:28,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 23:09:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2019-01-13 23:09:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-13 23:09:28,531 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:28,531 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:28,532 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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]=== [2019-01-13 23:09:28,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:28,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1125119293, now seen corresponding path program 1 times [2019-01-13 23:09:28,534 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:09:28,535 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 [2019-01-13 23:09:28,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:28,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:28,633 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2019-01-13 23:09:28,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:28,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:09:28,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:09:28,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:09:28,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:09:28,638 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand 3 states. [2019-01-13 23:09:28,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:28,752 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2019-01-13 23:09:28,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:09:28,752 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-01-13 23:09:28,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:28,754 INFO L225 Difference]: With dead ends: 35 [2019-01-13 23:09:28,755 INFO L226 Difference]: Without dead ends: 25 [2019-01-13 23:09:28,755 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:09:28,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-13 23:09:28,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-13 23:09:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-13 23:09:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-01-13 23:09:28,763 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 24 [2019-01-13 23:09:28,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:28,764 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-01-13 23:09:28,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:09:28,764 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-01-13 23:09:28,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-13 23:09:28,766 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:28,766 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:28,767 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, g5Err2ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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]=== [2019-01-13 23:09:28,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:28,769 INFO L82 PathProgramCache]: Analyzing trace with hash -382432516, now seen corresponding path program 1 times [2019-01-13 23:09:28,769 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:09:28,769 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 23:09:28,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:09:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:09:28,961 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 23:09:28,989 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-13 23:09:28,995 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# [2019-01-13 23:09:28,996 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# [2019-01-13 23:09:29,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:09:29 BoogieIcfgContainer [2019-01-13 23:09:29,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:09:29,008 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:09:29,008 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:09:29,008 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:09:29,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:09:26" (3/4) ... [2019-01-13 23:09:29,015 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 23:09:29,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:09:29,016 INFO L168 Benchmark]: Toolchain (without parser) took 5823.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 942.0 MB in the beginning and 895.0 MB in the end (delta: 46.9 MB). Peak memory consumption was 177.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:29,023 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:09:29,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:29,027 INFO L168 Benchmark]: Boogie Preprocessor took 113.51 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. [2019-01-13 23:09:29,027 INFO L168 Benchmark]: RCFGBuilder took 2891.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.7 MB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:29,030 INFO L168 Benchmark]: TraceAbstraction took 2045.87 ms. Allocated memory is still 1.2 GB. Free memory was 989.7 MB in the beginning and 895.0 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:09:29,031 INFO L168 Benchmark]: Witness Printer took 7.60 ms. Allocated memory is still 1.2 GB. Free memory is still 895.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:09:29,040 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 758.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.51 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 2891.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.7 MB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2045.87 ms. Allocated memory is still 1.2 GB. Free memory was 989.7 MB in the beginning and 895.0 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * Witness Printer took 7.60 ms. Allocated memory is still 1.2 GB. Free memory is still 895.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1449]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1449. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2147483647:0}] [L1450] CALL entry_point() VAL [ldv_global_msg_list={-2147483647:0}] [L1445] CALL, EXPR f5() VAL [ldv_global_msg_list={-2147483647:0}] [L1434] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={-2147483647:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, size=4] [L1434] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(int))={1:0}] [L1434] int *p = (int *)ldv_malloc(sizeof(int)); [L1435] return 0; VAL [\result={0:0}, ldv_global_msg_list={-2147483647:0}, p={1:0}] [L1445] RET, EXPR f5() VAL [f5()={0:0}, ldv_global_msg_list={-2147483647:0}] [L1445] int *p = f5(); [L1446] CALL g5(p) VAL [ldv_global_msg_list={-2147483647:0}, p={0:0}] [L1439] COND FALSE !(\read(*p)) VAL [ldv_global_msg_list={-2147483647:0}, p={0:0}, p={0:0}] [L1446] RET g5(p) VAL [ldv_global_msg_list={-2147483647:0}, p={0:0}] [L1450] RET entry_point() VAL [ldv_global_msg_list={-2147483647:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 332 locations, 74 error locations. UNSAFE Result, 1.9s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 69 SDtfs, 25 SDslu, 251 SDs, 0 SdLazy, 65 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 2730 SizeOfPredicates, 3 NumberOfNonLiveVariables, 234 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...