./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 56c8039fadf202d7112858f8720c1e992482ac73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 56c8039fadf202d7112858f8720c1e992482ac73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:34:37,396 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:34:37,397 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:34:37,403 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:34:37,403 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:34:37,404 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:34:37,405 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:34:37,406 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:34:37,407 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:34:37,407 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:34:37,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:34:37,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:34:37,409 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:34:37,409 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:34:37,410 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:34:37,410 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:34:37,411 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:34:37,412 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:34:37,413 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:34:37,414 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:34:37,415 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:34:37,416 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:34:37,417 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:34:37,417 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:34:37,417 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:34:37,418 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:34:37,419 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:34:37,419 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:34:37,420 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:34:37,420 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:34:37,420 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:34:37,420 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:34:37,421 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:34:37,421 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:34:37,421 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:34:37,421 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:34:37,422 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 10:34:37,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:34:37,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:34:37,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:34:37,430 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:34:37,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:34:37,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:34:37,430 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:34:37,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:34:37,431 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 10:34:37,432 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 10:34:37,432 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 10:34:37,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:34:37,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:34:37,432 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:34:37,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:34:37,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:34:37,433 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:34:37,434 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:34:37,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2018-11-28 10:34:37,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:34:37,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:34:37,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:34:37,470 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:34:37,470 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:34:37,471 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:37,508 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/40876d6e2/c6da2a6e72534190923a154dcb2524f0/FLAG73cd5f189 [2018-11-28 10:34:37,952 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:34:37,952 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:37,962 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/40876d6e2/c6da2a6e72534190923a154dcb2524f0/FLAG73cd5f189 [2018-11-28 10:34:37,971 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/40876d6e2/c6da2a6e72534190923a154dcb2524f0 [2018-11-28 10:34:37,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:34:37,974 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 10:34:37,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:37,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:34:37,977 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:34:37,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:37" (1/1) ... [2018-11-28 10:34:37,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a34a792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:37, skipping insertion in model container [2018-11-28 10:34:37,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:37" (1/1) ... [2018-11-28 10:34:37,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:34:38,012 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:34:38,279 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:38,293 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:34:38,339 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:38,377 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:34:38,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38 WrapperNode [2018-11-28 10:34:38,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:38,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:34:38,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:34:38,378 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:34:38,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... [2018-11-28 10:34:38,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:34:38,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:34:38,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:34:38,445 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:34:38,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 [2018-11-28 10:34:38,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:34:38,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:34:38,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 10:34:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 10:34:38,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 10:34:38,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 10:34:38,488 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:34:38,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 10:34:38,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 10:34:38,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 10:34:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 10:34:38,490 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 10:34:38,491 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 10:34:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 10:34:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 10:34:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 10:34:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 10:34:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 10:34:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 10:34:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 10:34:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 10:34:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 10:34:38,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 10:34:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-11-28 10:34:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 10:34:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 10:34:38,847 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 10:34:39,048 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 10:34:39,279 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:34:39,279 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 10:34:39,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:39 BoogieIcfgContainer [2018-11-28 10:34:39,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:34:39,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:34:39,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:34:39,283 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:34:39,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:34:37" (1/3) ... [2018-11-28 10:34:39,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09f668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:39, skipping insertion in model container [2018-11-28 10:34:39,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:38" (2/3) ... [2018-11-28 10:34:39,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09f668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:39, skipping insertion in model container [2018-11-28 10:34:39,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:39" (3/3) ... [2018-11-28 10:34:39,286 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:39,294 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:34:39,301 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 10:34:39,315 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 10:34:39,332 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:34:39,333 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:34:39,333 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 10:34:39,333 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:34:39,333 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:34:39,333 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:34:39,333 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:34:39,333 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:34:39,333 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:34:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-11-28 10:34:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:34:39,350 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:39,350 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:39,352 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:39,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:39,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1575089699, now seen corresponding path program 1 times [2018-11-28 10:34:39,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:39,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:39,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:39,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:39,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:39,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:39,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:39,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:39,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:39,554 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 5 states. [2018-11-28 10:34:39,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:39,597 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-11-28 10:34:39,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:34:39,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-28 10:34:39,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:39,604 INFO L225 Difference]: With dead ends: 31 [2018-11-28 10:34:39,605 INFO L226 Difference]: Without dead ends: 28 [2018-11-28 10:34:39,606 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:34:39,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-28 10:34:39,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-28 10:34:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-28 10:34:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2018-11-28 10:34:39,631 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 19 [2018-11-28 10:34:39,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:39,631 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2018-11-28 10:34:39,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-11-28 10:34:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 10:34:39,632 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:39,632 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:39,633 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:39,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:39,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1583140023, now seen corresponding path program 1 times [2018-11-28 10:34:39,633 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:39,633 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:39,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:39,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:39,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:39,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:39,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:39,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:39,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:39,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:39,706 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 5 states. [2018-11-28 10:34:39,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:39,750 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2018-11-28 10:34:39,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:34:39,751 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-11-28 10:34:39,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:39,753 INFO L225 Difference]: With dead ends: 39 [2018-11-28 10:34:39,753 INFO L226 Difference]: Without dead ends: 39 [2018-11-28 10:34:39,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:39,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-11-28 10:34:39,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2018-11-28 10:34:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-28 10:34:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-11-28 10:34:39,761 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 20 [2018-11-28 10:34:39,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:39,762 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-11-28 10:34:39,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-11-28 10:34:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 10:34:39,763 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:39,763 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:39,763 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:39,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:39,764 INFO L82 PathProgramCache]: Analyzing trace with hash 914875914, now seen corresponding path program 1 times [2018-11-28 10:34:39,764 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:39,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:39,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:39,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:39,835 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:39,835 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:39,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:39,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:39,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:39,836 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 5 states. [2018-11-28 10:34:39,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:39,866 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-11-28 10:34:39,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:34:39,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-11-28 10:34:39,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:39,868 INFO L225 Difference]: With dead ends: 40 [2018-11-28 10:34:39,868 INFO L226 Difference]: Without dead ends: 40 [2018-11-28 10:34:39,868 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:34:39,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-28 10:34:39,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 27. [2018-11-28 10:34:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-28 10:34:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2018-11-28 10:34:39,872 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 20 [2018-11-28 10:34:39,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:39,873 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2018-11-28 10:34:39,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-11-28 10:34:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 10:34:39,874 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:39,874 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:39,874 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:39,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:39,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1832307467, now seen corresponding path program 1 times [2018-11-28 10:34:39,875 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:39,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:39,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:39,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:34:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:34:39,920 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:34:39,929 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 10:34:39,934 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 10:34:39,934 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 10:34:39,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:34:39 BoogieIcfgContainer [2018-11-28 10:34:39,941 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:34:39,941 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:34:39,941 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:34:39,942 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:34:39,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:39" (3/4) ... [2018-11-28 10:34:39,945 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 10:34:39,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:34:39,946 INFO L168 Benchmark]: Toolchain (without parser) took 1972.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 949.5 MB in the beginning and 980.2 MB in the end (delta: -30.6 MB). Peak memory consumption was 138.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:39,947 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:39,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -194.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:39,948 INFO L168 Benchmark]: Boogie Preprocessor took 66.97 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:39,948 INFO L168 Benchmark]: RCFGBuilder took 834.62 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: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:39,948 INFO L168 Benchmark]: TraceAbstraction took 660.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:39,949 INFO L168 Benchmark]: Witness Printer took 3.81 ms. Allocated memory is still 1.2 GB. Free memory is still 980.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:39,951 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -194.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.97 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 834.62 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: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 660.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.2 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.81 ms. Allocated memory is still 1.2 GB. Free memory is still 980.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=13, \old(a9)=12, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={14:0}] [L1457] CALL entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}, ldv_global_msg_list={14:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, \result={15:0}, a9={0:0}, ldv_global_msg_list={14:0}, malloc(size)={15:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}, ldv_malloc(sizeof(int))={15:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=0, \old(a9)=0, \result=3, a9={15:0}, ldv_global_msg_list={14:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={15:0}, ldv_global_msg_list={14:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=0, \old(a9)=0, a9={15:0}, ldv_global_msg_list={14:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 320 locations, 69 error locations. UNSAFE Result, 0.6s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 98 SDtfs, 41 SDslu, 205 SDs, 0 SdLazy, 44 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 2510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:34:41,370 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:34:41,370 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:34:41,378 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:34:41,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:34:41,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:34:41,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:34:41,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:34:41,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:34:41,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:34:41,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:34:41,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:34:41,383 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:34:41,384 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:34:41,385 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:34:41,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:34:41,386 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:34:41,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:34:41,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:34:41,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:34:41,391 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:34:41,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:34:41,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:34:41,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:34:41,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:34:41,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:34:41,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:34:41,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:34:41,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:34:41,396 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:34:41,397 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:34:41,397 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:34:41,397 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:34:41,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:34:41,398 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:34:41,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:34:41,399 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-28 10:34:41,408 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:34:41,409 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:34:41,409 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:34:41,409 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:34:41,410 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:34:41,410 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:34:41,410 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:34:41,410 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:34:41,410 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:34:41,410 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 10:34:41,411 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:34:41,412 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:34:41,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:34:41,412 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:34:41,413 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 10:34:41,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:34:41,413 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 10:34:41,413 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2018-11-28 10:34:41,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:34:41,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:34:41,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:34:41,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:34:41,447 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:34:41,447 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:41,485 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/5424c0296/4221c9d12456455080b363d28d356ebe/FLAG8dccba5d8 [2018-11-28 10:34:41,860 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:34:41,860 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:41,871 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/5424c0296/4221c9d12456455080b363d28d356ebe/FLAG8dccba5d8 [2018-11-28 10:34:42,250 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/data/5424c0296/4221c9d12456455080b363d28d356ebe [2018-11-28 10:34:42,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:34:42,253 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 10:34:42,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:42,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:34:42,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:34:42,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2536915a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42, skipping insertion in model container [2018-11-28 10:34:42,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:34:42,298 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:34:42,539 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:42,554 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:34:42,637 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:42,682 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:34:42,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42 WrapperNode [2018-11-28 10:34:42,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:42,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:34:42,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:34:42,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:34:42,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:34:42,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:34:42,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:34:42,746 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:34:42,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 [2018-11-28 10:34:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:34:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:34:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 10:34:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 10:34:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 10:34:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 10:34:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-11-28 10:34:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-11-28 10:34:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 10:34:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:34:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 10:34:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 10:34:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 10:34:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 10:34:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 10:34:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 10:34:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 10:34:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 10:34:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 10:34:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 10:34:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 10:34:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 10:34:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 10:34:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 10:34:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 10:34:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 10:34:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 10:34:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:34:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-28 10:34:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-11-28 10:34:43,186 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 10:34:43,483 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 10:34:43,671 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:34:43,671 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 10:34:43,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:43 BoogieIcfgContainer [2018-11-28 10:34:43,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:34:43,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:34:43,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:34:43,675 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:34:43,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:34:42" (1/3) ... [2018-11-28 10:34:43,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1e7948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:43, skipping insertion in model container [2018-11-28 10:34:43,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (2/3) ... [2018-11-28 10:34:43,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1e7948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:43, skipping insertion in model container [2018-11-28 10:34:43,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:43" (3/3) ... [2018-11-28 10:34:43,677 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-11-28 10:34:43,683 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:34:43,689 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 10:34:43,699 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 10:34:43,716 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:34:43,717 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:34:43,717 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 10:34:43,717 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:34:43,717 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:34:43,717 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:34:43,717 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:34:43,717 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:34:43,717 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:34:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-11-28 10:34:43,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:34:43,736 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:43,736 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:43,738 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:43,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:43,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1493446109, now seen corresponding path program 1 times [2018-11-28 10:34:43,745 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:34:43,745 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/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 [2018-11-28 10:34:43,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:43,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:34:43,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:43,877 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:34:43,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:43,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:43,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:43,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:43,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:43,895 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 5 states. [2018-11-28 10:34:43,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:43,949 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-11-28 10:34:43,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:34:43,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-28 10:34:43,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:43,959 INFO L225 Difference]: With dead ends: 31 [2018-11-28 10:34:43,959 INFO L226 Difference]: Without dead ends: 28 [2018-11-28 10:34:43,961 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:34:43,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-28 10:34:43,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-28 10:34:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-28 10:34:43,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2018-11-28 10:34:43,988 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 19 [2018-11-28 10:34:43,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:43,989 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2018-11-28 10:34:43,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-11-28 10:34:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 10:34:43,990 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:43,990 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:43,990 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:43,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:43,991 INFO L82 PathProgramCache]: Analyzing trace with hash -947810488, now seen corresponding path program 1 times [2018-11-28 10:34:43,991 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:34:43,991 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:34:44,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:44,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:34:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:44,101 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:34:44,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:44,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:34:44,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:44,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:44,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:44,106 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 5 states. [2018-11-28 10:34:44,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:44,123 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2018-11-28 10:34:44,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:34:44,124 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-11-28 10:34:44,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:44,125 INFO L225 Difference]: With dead ends: 22 [2018-11-28 10:34:44,125 INFO L226 Difference]: Without dead ends: 22 [2018-11-28 10:34:44,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:44,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-28 10:34:44,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-11-28 10:34:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-28 10:34:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2018-11-28 10:34:44,129 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2018-11-28 10:34:44,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:44,129 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2018-11-28 10:34:44,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2018-11-28 10:34:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 10:34:44,130 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:44,130 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:44,132 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-11-28 10:34:44,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:44,132 INFO L82 PathProgramCache]: Analyzing trace with hash 683038934, now seen corresponding path program 1 times [2018-11-28 10:34:44,132 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:34:44,132 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49a4d4db-4e2a-473f-a5f7-ffdfee70a4a8/bin-2019/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:34:44,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:34:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:34:44,356 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:34:44,368 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 10:34:44,373 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 10:34:44,373 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 10:34:44,374 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,374 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,374 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,374 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,374 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,375 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,375 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,375 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,376 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,376 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,376 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,377 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,377 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,377 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,377 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,378 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,378 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,379 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,379 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,380 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,380 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,380 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-11-28 10:34:44,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:34:44 BoogieIcfgContainer [2018-11-28 10:34:44,386 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:34:44,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:34:44,386 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:34:44,386 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:34:44,387 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:43" (3/4) ... [2018-11-28 10:34:44,389 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 10:34:44,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:34:44,390 INFO L168 Benchmark]: Toolchain (without parser) took 2137.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 938.0 MB in the beginning and 914.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 149.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:44,391 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:44,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:44,392 INFO L168 Benchmark]: Boogie Preprocessor took 62.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:44,392 INFO L168 Benchmark]: RCFGBuilder took 926.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.7 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:44,393 INFO L168 Benchmark]: TraceAbstraction took 713.28 ms. Allocated memory is still 1.2 GB. Free memory was 982.7 MB in the beginning and 914.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:44,393 INFO L168 Benchmark]: Witness Printer took 3.58 ms. Allocated memory is still 1.2 GB. Free memory is still 914.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:44,395 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 429.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 926.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.7 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 713.28 ms. Allocated memory is still 1.2 GB. Free memory was 982.7 MB in the beginning and 914.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.58 ms. Allocated memory is still 1.2 GB. Free memory is still 914.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=null, \old(a9)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1457] CALL entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, \result={1082401:0}, a9={0:0}, ldv_global_msg_list={-2146401247:0}, malloc(size)={1082401:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}, ldv_malloc(sizeof(int))={1082401:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=null, \old(a9)=null, \result=3, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=null, \old(a9)=null, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 319 locations, 69 error locations. UNSAFE Result, 0.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 50 SDtfs, 25 SDslu, 112 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 2 NumberOfNonLiveVariables, 180 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...