./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/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 d6cb25c527490bca1238d24ce8da26fb69eb259c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:33,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:33,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:33,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:33,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:33,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:33,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:33,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:33,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:33,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:33,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:33,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:33,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:33,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:33,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:33,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:33,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:33,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:33,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:33,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:33,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:33,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:33,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:33,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:33,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:33,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:33,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:33,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:33,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:33,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:33,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:33,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:33,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:33,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:33,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:33,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:33,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:33,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:33,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:33,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:33,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:33,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-10-22 08:55:33,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:33,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:33,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:33,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:33,475 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:33,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:33,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:33,475 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 08:55:33,476 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:33,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:33,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:33,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:33,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:33,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:33,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:33,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:33,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/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 -> d6cb25c527490bca1238d24ce8da26fb69eb259c [2019-10-22 08:55:33,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:33,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:33,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:33,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:33,516 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:33,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-2.i [2019-10-22 08:55:33,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/data/9bdfe4a79/8d7f9a0d64cd4af78aac346c52996ad7/FLAGedbba8c95 [2019-10-22 08:55:34,071 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:34,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/sv-benchmarks/c/ldv-memsafety/memleaks_test1-2.i [2019-10-22 08:55:34,088 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/data/9bdfe4a79/8d7f9a0d64cd4af78aac346c52996ad7/FLAGedbba8c95 [2019-10-22 08:55:34,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/data/9bdfe4a79/8d7f9a0d64cd4af78aac346c52996ad7 [2019-10-22 08:55:34,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:34,346 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 08:55:34,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:34,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:34,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:34,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7211b7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34, skipping insertion in model container [2019-10-22 08:55:34,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:34,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:34,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:34,770 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:34,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:34,900 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:34,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34 WrapperNode [2019-10-22 08:55:34,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:34,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:34,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:34,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:34,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... [2019-10-22 08:55:34,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:34,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:34,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:34,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:34,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/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 [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 08:55:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 08:55:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 08:55:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 08:55:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 08:55:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 08:55:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 08:55:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 08:55:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 08:55:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 08:55:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 08:55:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 08:55:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 08:55:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 08:55:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 08:55:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 08:55:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 08:55:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 08:55:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 08:55:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 08:55:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 08:55:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 08:55:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 08:55:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 08:55:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 08:55:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 08:55:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 08:55:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 08:55:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 08:55:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 08:55:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 08:55:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 08:55:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:55:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 08:55:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 08:55:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 08:55:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 08:55:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 08:55:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 08:55:35,446 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:35,600 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:35,861 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:35,861 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-22 08:55:35,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:35 BoogieIcfgContainer [2019-10-22 08:55:35,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:35,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:35,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:35,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:35,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:34" (1/3) ... [2019-10-22 08:55:35,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359aa4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:35, skipping insertion in model container [2019-10-22 08:55:35,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:34" (2/3) ... [2019-10-22 08:55:35,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359aa4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:35, skipping insertion in model container [2019-10-22 08:55:35,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:35" (3/3) ... [2019-10-22 08:55:35,871 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test1-2.i [2019-10-22 08:55:35,881 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:35,889 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 77 error locations. [2019-10-22 08:55:35,899 INFO L249 AbstractCegarLoop]: Starting to check reachability of 77 error locations. [2019-10-22 08:55:35,918 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:35,919 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 08:55:35,920 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:35,920 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:35,920 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:35,920 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:35,921 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:35,921 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:35,936 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2019-10-22 08:55:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 08:55:35,944 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:35,945 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:35,947 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:35,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:35,953 INFO L82 PathProgramCache]: Analyzing trace with hash -855747634, now seen corresponding path program 1 times [2019-10-22 08:55:35,961 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:35,961 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032771392] [2019-10-22 08:55:35,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:35,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:35,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:36,242 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032771392] [2019-10-22 08:55:36,243 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:36,247 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:55:36,248 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463367447] [2019-10-22 08:55:36,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:36,254 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:36,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:36,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:36,269 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 7 states. [2019-10-22 08:55:36,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:36,484 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2019-10-22 08:55:36,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:55:36,486 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2019-10-22 08:55:36,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:36,497 INFO L225 Difference]: With dead ends: 37 [2019-10-22 08:55:36,498 INFO L226 Difference]: Without dead ends: 34 [2019-10-22 08:55:36,500 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:55:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2019-10-22 08:55:36,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 26. [2019-10-22 08:55:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-10-22 08:55:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2019-10-22 08:55:36,545 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 13 [2019-10-22 08:55:36,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:36,545 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2019-10-22 08:55:36,545 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2019-10-22 08:55:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-22 08:55:36,546 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:36,546 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:36,547 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:36,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:36,547 INFO L82 PathProgramCache]: Analyzing trace with hash -758372510, now seen corresponding path program 1 times [2019-10-22 08:55:36,548 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:36,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652301234] [2019-10-22 08:55:36,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,549 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:36,711 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652301234] [2019-10-22 08:55:36,711 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:36,711 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:55:36,711 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500376939] [2019-10-22 08:55:36,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:36,714 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:36,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:36,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:36,716 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand 7 states. [2019-10-22 08:55:36,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:36,841 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2019-10-22 08:55:36,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:55:36,842 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-10-22 08:55:36,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:36,843 INFO L225 Difference]: With dead ends: 32 [2019-10-22 08:55:36,843 INFO L226 Difference]: Without dead ends: 32 [2019-10-22 08:55:36,844 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:36,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-10-22 08:55:36,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2019-10-22 08:55:36,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-10-22 08:55:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2019-10-22 08:55:36,850 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 14 [2019-10-22 08:55:36,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:36,850 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2019-10-22 08:55:36,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2019-10-22 08:55:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-22 08:55:36,851 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:36,851 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:36,852 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:36,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:36,852 INFO L82 PathProgramCache]: Analyzing trace with hash -729743359, now seen corresponding path program 1 times [2019-10-22 08:55:36,852 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:36,853 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006351369] [2019-10-22 08:55:36,853 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,853 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:36,925 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:36,925 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 08:55:36,941 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:36,943 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:36,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:36 BoogieIcfgContainer [2019-10-22 08:55:36,952 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:36,953 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:36,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:36,954 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:36,954 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:35" (3/4) ... [2019-10-22 08:55:36,957 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 08:55:36,960 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:36,963 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:37,013 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9cb32553-573b-4b05-91d8-aae5232a36d5/bin/uautomizer/witness.graphml [2019-10-22 08:55:37,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:37,017 INFO L168 Benchmark]: Toolchain (without parser) took 2670.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 940.6 MB in the beginning and 911.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 179.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,017 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:37,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,018 INFO L168 Benchmark]: Boogie Preprocessor took 67.22 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,019 INFO L168 Benchmark]: RCFGBuilder took 892.70 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: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,019 INFO L168 Benchmark]: TraceAbstraction took 1088.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 914.8 MB in the end (delta: 86.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,020 INFO L168 Benchmark]: Witness Printer took 61.72 ms. Allocated memory is still 1.2 GB. Free memory was 914.8 MB in the beginning and 911.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,022 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 555.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.22 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 892.70 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: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1088.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 914.8 MB in the end (delta: 86.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 11.5 GB. * Witness Printer took 61.72 ms. Allocated memory is still 1.2 GB. Free memory was 914.8 MB in the beginning and 911.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * 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# - 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: - CounterExampleResult [Line: 760]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L570] 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}] [L764] CALL entry_point() VAL [ldv_global_msg_list={1:0}] [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={1:0}] [L527] COND FALSE !(__VERIFIER_nondet_int()) [L530] return 0; VAL [\old(size)=4, \result={0:0}, ldv_global_msg_list={1:0}, size=4] [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={0:0}] [L759] int *p = (int *)ldv_malloc(sizeof(int)); [L760] free(p) VAL [ldv_global_msg_list={1:0}, p={0:0}] [L760] free(p) VAL [ldv_global_msg_list={1:0}, p={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 336 locations, 77 error locations. Result: UNSAFE, OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 47 SDtfs, 34 SDslu, 106 SDs, 0 SdLazy, 169 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 1269 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 proved your program to be incorrect! Received shutdown request...