./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 678e0110 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer --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 409b3106e1a916802c13320f5b3b612697642dd7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 00:22:35,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:22:35,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:22:35,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:22:35,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:22:35,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:22:35,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:22:35,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:22:35,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:22:35,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:22:35,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:22:35,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:22:35,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:22:35,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:22:35,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:22:35,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:22:35,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:22:35,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:22:35,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:22:35,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:22:35,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:22:35,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:22:35,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:22:35,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:22:35,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:22:35,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:22:35,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:22:35,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:22:35,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:22:35,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:22:35,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:22:35,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:22:35,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:22:35,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:22:35,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:22:35,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:22:35,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:22:35,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:22:35,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:22:35,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:22:35,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:22:35,989 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-20 00:22:36,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:22:36,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:22:36,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:22:36,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:22:36,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:22:36,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:22:36,004 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:22:36,004 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 00:22:36,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:22:36,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:22:36,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 00:22:36,006 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 00:22:36,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:22:36,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:22:36,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:22:36,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:22:36,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:22:36,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:22:36,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:22:36,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:22:36,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:22:36,008 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 00:22:36,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 00:22:36,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:22:36,008 INFO L138 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer 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 -> 409b3106e1a916802c13320f5b3b612697642dd7 [2019-11-20 00:22:36,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:22:36,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:22:36,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:22:36,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:22:36,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:22:36,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2019-11-20 00:22:36,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/data/80a3c9d8d/2580b3dc60ac4c1d9396247301ecc074/FLAG0f5a9f962 [2019-11-20 00:22:36,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:22:36,649 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2019-11-20 00:22:36,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/data/80a3c9d8d/2580b3dc60ac4c1d9396247301ecc074/FLAG0f5a9f962 [2019-11-20 00:22:36,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/data/80a3c9d8d/2580b3dc60ac4c1d9396247301ecc074 [2019-11-20 00:22:36,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:22:36,950 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-20 00:22:36,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:22:36,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:22:36,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:22:36,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:22:36" (1/1) ... [2019-11-20 00:22:36,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7640da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:36, skipping insertion in model container [2019-11-20 00:22:36,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:22:36" (1/1) ... [2019-11-20 00:22:36,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:22:37,032 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:22:37,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:22:37,534 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:22:37,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:22:37,693 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:22:37,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37 WrapperNode [2019-11-20 00:22:37,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:22:37,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:22:37,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:22:37,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:22:37,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... [2019-11-20 00:22:37,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:22:37,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:22:37,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:22:37,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:22:37,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/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 [2019-11-20 00:22:37,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-20 00:22:37,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:22:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 00:22:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-20 00:22:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-20 00:22:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-20 00:22:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-20 00:22:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-20 00:22:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-20 00:22:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-20 00:22:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-20 00:22:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-20 00:22:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-20 00:22:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-20 00:22:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-20 00:22:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-20 00:22:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-20 00:22:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-20 00:22:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-20 00:22:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-20 00:22:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-20 00:22:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-20 00:22:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-20 00:22:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-20 00:22:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-20 00:22:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-20 00:22:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-20 00:22:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-20 00:22:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-20 00:22:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-20 00:22:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-20 00:22:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_8 [2019-11-20 00:22:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure free_8 [2019-11-20 00:22:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-20 00:22:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-20 00:22:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-20 00:22:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-20 00:22:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-20 00:22:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-20 00:22:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-20 00:22:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-20 00:22:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-20 00:22:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-20 00:22:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-20 00:22:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-20 00:22:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-20 00:22:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-20 00:22:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-20 00:22:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-20 00:22:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-20 00:22:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-20 00:22:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-20 00:22:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-20 00:22:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-20 00:22:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-20 00:22:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-20 00:22:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-20 00:22:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-20 00:22:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-20 00:22:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-20 00:22:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-20 00:22:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-20 00:22:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-20 00:22:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-20 00:22:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-20 00:22:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-20 00:22:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-20 00:22:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-20 00:22:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-20 00:22:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-20 00:22:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-20 00:22:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-20 00:22:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-20 00:22:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-20 00:22:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-20 00:22:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-20 00:22:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-20 00:22:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 00:22:37,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-20 00:22:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-20 00:22:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-20 00:22:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 00:22:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-20 00:22:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-20 00:22:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_8 [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure free_8 [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-20 00:22:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-20 00:22:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 00:22:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 00:22:38,533 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 00:22:39,004 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 00:22:39,362 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:22:39,369 INFO L285 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-20 00:22:39,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:22:39 BoogieIcfgContainer [2019-11-20 00:22:39,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:22:39,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 00:22:39,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 00:22:39,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 00:22:39,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:22:36" (1/3) ... [2019-11-20 00:22:39,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775c63c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:22:39, skipping insertion in model container [2019-11-20 00:22:39,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:22:37" (2/3) ... [2019-11-20 00:22:39,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775c63c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:22:39, skipping insertion in model container [2019-11-20 00:22:39,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:22:39" (3/3) ... [2019-11-20 00:22:39,382 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test8_1.i [2019-11-20 00:22:39,392 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 00:22:39,400 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-11-20 00:22:39,410 INFO L249 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-11-20 00:22:39,431 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 00:22:39,432 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-20 00:22:39,432 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 00:22:39,432 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:22:39,432 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:22:39,432 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 00:22:39,433 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:22:39,433 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 00:22:39,452 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2019-11-20 00:22:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 00:22:39,460 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:22:39,461 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:22:39,462 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-20 00:22:39,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:22:39,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1737388308, now seen corresponding path program 1 times [2019-11-20 00:22:39,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:22:39,478 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1938628967] [2019-11-20 00:22:39,479 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee83cc5-09e4-405e-83db-4f19fc6b16f7/bin/uautomizer/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 [2019-11-20 00:22:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:22:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:22:39,919 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-20 00:22:39,920 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 00:22:40,125 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 00:22:40,144 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-11-20 00:22:40,161 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-20 00:22:40,161 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,162 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-20 00:22:40,162 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,162 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,163 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,163 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,163 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,164 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,164 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,165 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,166 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,166 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,166 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,167 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,167 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,168 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,168 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,172 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-11-20 00:22:40,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:22:40 BoogieIcfgContainer [2019-11-20 00:22:40,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 00:22:40,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:22:40,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:22:40,180 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:22:40,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:22:39" (3/4) ... [2019-11-20 00:22:40,183 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 00:22:40,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:22:40,186 INFO L168 Benchmark]: Toolchain (without parser) took 3235.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 944.7 MB in the beginning and 905.5 MB in the end (delta: 39.2 MB). Peak memory consumption was 162.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:22:40,186 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:22:40,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:22:40,191 INFO L168 Benchmark]: Boogie Preprocessor took 105.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:22:40,192 INFO L168 Benchmark]: RCFGBuilder took 1569.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.7 MB in the end (delta: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:22:40,193 INFO L168 Benchmark]: TraceAbstraction took 807.29 ms. Allocated memory is still 1.2 GB. Free memory was 960.7 MB in the beginning and 905.5 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:22:40,194 INFO L168 Benchmark]: Witness Printer took 4.54 ms. Allocated memory is still 1.2 GB. Free memory is still 905.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:22:40,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 743.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -137.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1569.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.7 MB in the end (delta: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 807.29 ms. Allocated memory is still 1.2 GB. Free memory was 960.7 MB in the beginning and 905.5 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.54 ms. Allocated memory is still 1.2 GB. Free memory is still 905.5 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 *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L758] int *a8; VAL [\old(a8)=null, \old(a8)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a8={0:0}, ldv_global_msg_list={135300:0}] [L770] CALL entry_point() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={135300:0}] [L766] CALL alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={135300:0}] [L760] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, \old(size)=4, a8={0:0}, ldv_global_msg_list={135300:0}] [L527] COND TRUE __VERIFIER_nondet_int() [L528] return malloc(size); VAL [\old(a8)=null, \old(a8)=null, \old(size)=4, \result={-2147348348:0}, a8={0:0}, ldv_global_msg_list={135300:0}, malloc(size)={-2147348348:0}, size=4] [L760] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={135300:0}, ldv_malloc(sizeof(int))={-2147348348:0}] [L760] a8 = (int *)ldv_malloc(sizeof(int)) [L766] RET alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={-2147348348:0}, ldv_global_msg_list={135300:0}] [L767] a8 = 0 VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={135300:0}] [L770] RET entry_point() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={135300:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 336 locations, 74 error locations. Result: UNSAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...